diff --git a/.github/workflows/mvn.yml b/.github/workflows/mvn.yml
index 883c0f5..c6ff932 100644
--- a/.github/workflows/mvn.yml
+++ b/.github/workflows/mvn.yml
@@ -17,7 +17,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-24.04, windows-2022, macos-15]
-        java: [17, 21]
+        java: [21]
     steps:
       - uses: actions/checkout@v6
       - uses: actions/setup-java@v5
diff --git a/pom.xml b/pom.xml
index c31253d..161e4e4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -142,7 +142,7 @@
     <dependency>
       <groupId>org.glassfish.grizzly</groupId>
       <artifactId>grizzly-http-servlet-server</artifactId>
-      <version>4.0.2</version>
+      <version>5.0.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>
@@ -214,7 +214,7 @@
         <plugin>
           <groupId>com.qulice</groupId>
           <artifactId>qulice-maven-plugin</artifactId>
-          <version>0.25.1</version>
+          <version>0.27.6</version>
           <configuration>
             <excludes combine.children="append">
               <exclude>findbugs:.*</exclude>
diff --git a/src/main/java/co/stateful/Atomic.java b/src/main/java/co/stateful/Atomic.java
index 04f77f9..c66e77e 100644
--- a/src/main/java/co/stateful/Atomic.java
+++ b/src/main/java/co/stateful/Atomic.java
@@ -46,6 +46,11 @@
 @EqualsAndHashCode(of = { "callable", "lock" })
 public final class Atomic<T> implements Callable<T> {
 
+    /**
+     * Default maximum waiting time, in milliseconds (five minutes).
+     */
+    private static final long DEFAULT_MAX = TimeUnit.MINUTES.toMillis(5L);
+
     /**
      * Random.
      */
@@ -92,7 +97,7 @@ public Atomic(final Callable<T> clbl, final Lock lck) {
      * @param lbl Label to use for locking and unlocking (can be empty)
      */
     public Atomic(final Callable<T> clbl, final Lock lck, final String lbl) {
-        this(clbl, lck, lbl, TimeUnit.MINUTES.toMillis(5L));
+        this(clbl, lck, lbl, Atomic.DEFAULT_MAX);
     }
 
     // @checkstyle ParameterNumberCheck (15 lines)
@@ -184,5 +189,4 @@ public T callQuietly() {
             throw new IllegalStateException(ex);
         }
     }
-
 }
diff --git a/src/main/java/co/stateful/Counter.java b/src/main/java/co/stateful/Counter.java
index 8ecf180..10f0f34 100644
--- a/src/main/java/co/stateful/Counter.java
+++ b/src/main/java/co/stateful/Counter.java
@@ -9,7 +9,6 @@
 
 /**
  * Counter.
- *
  * @since 0.1
  */
 @Immutable
@@ -36,5 +35,4 @@ public interface Counter {
      * @throws IOException If some I/O problem
      */
     long incrementAndGet(long delta) throws IOException;
-
 }
diff --git a/src/main/java/co/stateful/Counters.java b/src/main/java/co/stateful/Counters.java
index f790f7a..0732f37 100644
--- a/src/main/java/co/stateful/Counters.java
+++ b/src/main/java/co/stateful/Counters.java
@@ -9,7 +9,6 @@
 
 /**
  * Counters.
- *
  * @since 0.1
  */
 @Immutable
@@ -44,5 +43,4 @@ public interface Counters {
      * @throws IOException If some I/O problem
      */
     Counter get(String name) throws IOException;
-
 }
diff --git a/src/main/java/co/stateful/Lock.java b/src/main/java/co/stateful/Lock.java
index 01ce62b..cd3722c 100644
--- a/src/main/java/co/stateful/Lock.java
+++ b/src/main/java/co/stateful/Lock.java
@@ -9,7 +9,6 @@
 
 /**
  * Lock.
- *
  * @since 0.3
  */
 @Immutable
@@ -47,5 +46,4 @@ public interface Lock {
      * @since 0.11
      */
     boolean unlock(String label) throws IOException;
-
 }
diff --git a/src/main/java/co/stateful/Locks.java b/src/main/java/co/stateful/Locks.java
index 12c52db..230d87b 100644
--- a/src/main/java/co/stateful/Locks.java
+++ b/src/main/java/co/stateful/Locks.java
@@ -9,7 +9,6 @@
 
 /**
  * Locks.
- *
  * @since 0.2
  */
 @Immutable
@@ -31,5 +30,4 @@ public interface Locks {
      * @throws IOException If fails
      */
     Lock get(String name) throws IOException;
-
 }
diff --git a/src/main/java/co/stateful/RtCounter.java b/src/main/java/co/stateful/RtCounter.java
index 9710812..90881ef 100644
--- a/src/main/java/co/stateful/RtCounter.java
+++ b/src/main/java/co/stateful/RtCounter.java
@@ -19,7 +19,6 @@
 
 /**
  * Counter.
- *
  * @since 0.1
  * @checkstyle MultipleStringLiteralsCheck (500 lines)
  */
@@ -29,6 +28,13 @@
 @EqualsAndHashCode(of = { "label", "request" })
 final class RtCounter implements Counter {
 
+    /**
+     * XPath template to a counter operation link.
+     * @checkstyle LineLength (3 lines)
+     */
+    private static final String XPATH =
+        "/page/counters/counter[name='%s']/links/link[@rel='%s']/@href";
+
     /**
      * Its name.
      */
@@ -95,13 +101,6 @@ private Request front(final String ops) throws IOException {
             .as(RestResponse.class)
             .assertStatus(HttpURLConnection.HTTP_OK)
             .as(XmlResponse.class)
-            .rel(
-                String.format(
-                    // @checkstyle LineLength (1 line)
-                    "/page/counters/counter[name='%s']/links/link[@rel='%s']/@href",
-                    this.label, ops
-                )
-            );
+            .rel(String.format(RtCounter.XPATH, this.label, ops));
     }
-
 }
diff --git a/src/main/java/co/stateful/RtCounters.java b/src/main/java/co/stateful/RtCounters.java
index a40c970..294662f 100644
--- a/src/main/java/co/stateful/RtCounters.java
+++ b/src/main/java/co/stateful/RtCounters.java
@@ -19,7 +19,6 @@
 
 /**
  * Counters.
- *
  * @since 0.1
  * @checkstyle MultipleStringLiteralsCheck (500 lines)
  */
@@ -29,6 +28,13 @@
 @EqualsAndHashCode(of = "request")
 final class RtCounters implements Counters {
 
+    /**
+     * XPath template to a counter delete link.
+     * @checkstyle LineLength (3 lines)
+     */
+    private static final String XPATH_DELETE =
+        "/page/counters/counter[name='%s']/links/link[@rel='delete']/@href";
+
     /**
      * Entry request.
      */
@@ -81,13 +87,7 @@ public void delete(final String name) throws IOException {
             .as(RestResponse.class)
             .assertStatus(HttpURLConnection.HTTP_OK)
             .as(XmlResponse.class)
-            .rel(
-                String.format(
-                    // @checkstyle LineLength (1 line)
-                    "/page/counters/counter[name='%s']/links/link[@rel='delete']/@href",
-                    name
-                )
-            )
+            .rel(String.format(RtCounters.XPATH_DELETE, name))
             .header(HttpHeaders.ACCEPT, MediaType.TEXT_XML)
             .uri().queryParam("name", name).back()
             .fetch()
diff --git a/src/main/java/co/stateful/RtLock.java b/src/main/java/co/stateful/RtLock.java
index 5f16e20..467bf7a 100644
--- a/src/main/java/co/stateful/RtLock.java
+++ b/src/main/java/co/stateful/RtLock.java
@@ -20,7 +20,6 @@
 
 /**
  * Lock.
- *
  * @since 0.3
  * @checkstyle MultipleStringLiteralsCheck (500 lines)
  */
@@ -111,5 +110,4 @@ private Request front(final String label) throws IOException {
             .as(XmlResponse.class)
             .rel(String.format("/page/links/link[@rel='%s']/@href", label));
     }
-
 }
diff --git a/src/main/java/co/stateful/RtLocks.java b/src/main/java/co/stateful/RtLocks.java
index b7ba30b..3089e23 100644
--- a/src/main/java/co/stateful/RtLocks.java
+++ b/src/main/java/co/stateful/RtLocks.java
@@ -18,7 +18,6 @@
 
 /**
  * Locks.
- *
  * @since 0.2
  * @checkstyle MultipleStringLiteralsCheck (500 lines)
  */
@@ -58,5 +57,4 @@ public boolean exists(final String name) throws IOException {
     public Lock get(final String name) {
         return new RtLock(name, this.request);
     }
-
 }
diff --git a/src/main/java/co/stateful/RtSttc.java b/src/main/java/co/stateful/RtSttc.java
index b012366..5fa301e 100644
--- a/src/main/java/co/stateful/RtSttc.java
+++ b/src/main/java/co/stateful/RtSttc.java
@@ -67,32 +67,16 @@ public final class RtSttc implements Sttc {
      * @param token Security token
      */
     public RtSttc(final URN urn, final String token) {
-        this.request = new JdkRequest("https://www.stateful.co")
-            .through(OneMinuteWire.class)
-            .through(RetryWire.class)
-            .through(VerboseWire.class)
-            .through(CachingWire.class, "((POST|PUT|PATCH) .*|.*\\?.*)")
-            .header("X-Sttc-URN", urn.toString())
-            .header("X-Sttc-Token", token)
-            .header(HttpHeaders.ACCEPT, MediaType.TEXT_XML)
-            .header(HttpHeaders.USER_AGENT, "java-sdk.stateful.co");
+        // @checkstyle ConstructorsCodeFreeCheck (1 line)
+        this(RtSttc.entry(urn, token));
     }
 
     /**
-     * Make an instance of it.
-     * @param urn Owner URN
-     * @param token Security token
-     * @return Sttc
+     * Ctor.
+     * @param req Entry request
      */
-    @SuppressWarnings("PMD.ProhibitPublicStaticMethods")
-    public static Sttc make(final URN urn, final String token) {
-        final Sttc sttc;
-        if (token.matches("[A-F0-9\\-]{19}")) {
-            sttc = new RtSttc(urn, token);
-        } else {
-            sttc = new MkSttc();
-        }
-        return sttc;
+    private RtSttc(final Request req) {
+        this.request = req;
     }
 
     @Override
@@ -118,4 +102,39 @@ public Locks locks() throws IOException {
                 .rel("/page/links/link[@rel='menu:locks']/@href")
         );
     }
+
+    /**
+     * Make an instance of it.
+     * @param urn Owner URN
+     * @param token Security token
+     * @return Sttc
+     */
+    @SuppressWarnings("PMD.ProhibitPublicStaticMethods")
+    public static Sttc make(final URN urn, final String token) {
+        final Sttc sttc;
+        if (token.matches("[A-F0-9\\-]{19}")) {
+            sttc = new RtSttc(urn, token);
+        } else {
+            sttc = new MkSttc();
+        }
+        return sttc;
+    }
+
+    /**
+     * Build entry request.
+     * @param urn Owner URN
+     * @param token Security token
+     * @return Request
+     */
+    private static Request entry(final URN urn, final String token) {
+        return new JdkRequest("https://www.stateful.co")
+            .through(OneMinuteWire.class)
+            .through(RetryWire.class)
+            .through(VerboseWire.class)
+            .through(CachingWire.class, "((POST|PUT|PATCH) .*|.*\\?.*)")
+            .header("X-Sttc-URN", urn.toString())
+            .header("X-Sttc-Token", token)
+            .header(HttpHeaders.ACCEPT, MediaType.TEXT_XML)
+            .header(HttpHeaders.USER_AGENT, "java-sdk.stateful.co");
+    }
 }
diff --git a/src/main/java/co/stateful/Sttc.java b/src/main/java/co/stateful/Sttc.java
index 6f90b5a..985a5ed 100644
--- a/src/main/java/co/stateful/Sttc.java
+++ b/src/main/java/co/stateful/Sttc.java
@@ -42,5 +42,4 @@ public interface Sttc {
      * @throws IOException If some I/O problem
      */
     Locks locks() throws IOException;
-
 }
diff --git a/src/main/java/co/stateful/cached/CdCounters.java b/src/main/java/co/stateful/cached/CdCounters.java
index ade1ed3..26c12ea 100644
--- a/src/main/java/co/stateful/cached/CdCounters.java
+++ b/src/main/java/co/stateful/cached/CdCounters.java
@@ -16,7 +16,6 @@
 
 /**
  * Cached counters.
- *
  * @since 0.7
  */
 @Immutable
diff --git a/src/main/java/co/stateful/cached/CdLocks.java b/src/main/java/co/stateful/cached/CdLocks.java
index f15397c..a7ac183 100644
--- a/src/main/java/co/stateful/cached/CdLocks.java
+++ b/src/main/java/co/stateful/cached/CdLocks.java
@@ -16,7 +16,6 @@
 
 /**
  * Cached locks.
- *
  * @since 0.7
  */
 @Immutable
diff --git a/src/main/java/co/stateful/cached/CdSttc.java b/src/main/java/co/stateful/cached/CdSttc.java
index 62a2cf2..2b23939 100644
--- a/src/main/java/co/stateful/cached/CdSttc.java
+++ b/src/main/java/co/stateful/cached/CdSttc.java
@@ -17,7 +17,6 @@
 
 /**
  * Cached Sttc.
- *
  * @since 0.7
  */
 @Immutable
diff --git a/src/main/java/co/stateful/cached/package-info.java b/src/main/java/co/stateful/cached/package-info.java
index 94c15da..6d4d7ca 100644
--- a/src/main/java/co/stateful/cached/package-info.java
+++ b/src/main/java/co/stateful/cached/package-info.java
@@ -5,7 +5,6 @@
 
 /**
  * Cached SDK interfaces (highly recommended to use in production).
- *
  * @since 0.7
  */
 package co.stateful.cached;
diff --git a/src/main/java/co/stateful/mock/MkCounter.java b/src/main/java/co/stateful/mock/MkCounter.java
index 1835f55..4303896 100644
--- a/src/main/java/co/stateful/mock/MkCounter.java
+++ b/src/main/java/co/stateful/mock/MkCounter.java
@@ -12,7 +12,6 @@
 
 /**
  * Mock counter.
- *
  * @since 0.1
  */
 @Immutable
diff --git a/src/main/java/co/stateful/mock/MkCounters.java b/src/main/java/co/stateful/mock/MkCounters.java
index ff331a3..7fab1f4 100644
--- a/src/main/java/co/stateful/mock/MkCounters.java
+++ b/src/main/java/co/stateful/mock/MkCounters.java
@@ -14,7 +14,6 @@
 
 /**
  * Mock counters.
- *
  * @since 0.1
  */
 @Immutable
@@ -42,5 +41,4 @@ public void delete(final String name) {
     public Counter get(final String name) {
         return new MkCounter();
     }
-
 }
diff --git a/src/main/java/co/stateful/mock/MkLock.java b/src/main/java/co/stateful/mock/MkLock.java
index 123c62e..b4bfdd0 100644
--- a/src/main/java/co/stateful/mock/MkLock.java
+++ b/src/main/java/co/stateful/mock/MkLock.java
@@ -12,7 +12,6 @@
 
 /**
  * Mock lock.
- *
  * @since 0.3
  */
 @Immutable
diff --git a/src/main/java/co/stateful/mock/MkLocks.java b/src/main/java/co/stateful/mock/MkLocks.java
index 531a5ff..e3d2230 100644
--- a/src/main/java/co/stateful/mock/MkLocks.java
+++ b/src/main/java/co/stateful/mock/MkLocks.java
@@ -13,7 +13,6 @@
 
 /**
  * Mock locks.
- *
  * @since 0.2
  */
 @Immutable
@@ -31,5 +30,4 @@ public boolean exists(final String name) {
     public Lock get(final String name) {
         return new MkLock();
     }
-
 }
diff --git a/src/main/java/co/stateful/mock/MkSttc.java b/src/main/java/co/stateful/mock/MkSttc.java
index 9c742c6..f7553a3 100644
--- a/src/main/java/co/stateful/mock/MkSttc.java
+++ b/src/main/java/co/stateful/mock/MkSttc.java
@@ -14,7 +14,6 @@
 
 /**
  * Mock.
- *
  * @since 0.1
  */
 @Immutable
diff --git a/src/main/java/co/stateful/retry/ReCounter.java b/src/main/java/co/stateful/retry/ReCounter.java
index 817aaaa..97b879d 100644
--- a/src/main/java/co/stateful/retry/ReCounter.java
+++ b/src/main/java/co/stateful/retry/ReCounter.java
@@ -15,7 +15,6 @@
 
 /**
  * Retriable counter.
- *
  * @since 0.5
  */
 @Immutable
diff --git a/src/main/java/co/stateful/retry/ReCounters.java b/src/main/java/co/stateful/retry/ReCounters.java
index 09f581d..9ed1139 100644
--- a/src/main/java/co/stateful/retry/ReCounters.java
+++ b/src/main/java/co/stateful/retry/ReCounters.java
@@ -16,7 +16,6 @@
 
 /**
  * Retriable counters.
- *
  * @since 0.5
  */
 @Immutable
diff --git a/src/main/java/co/stateful/retry/ReLock.java b/src/main/java/co/stateful/retry/ReLock.java
index 81d5516..25258f8 100644
--- a/src/main/java/co/stateful/retry/ReLock.java
+++ b/src/main/java/co/stateful/retry/ReLock.java
@@ -15,7 +15,6 @@
 
 /**
  * Retriable lock.
- *
  * @since 0.5
  */
 @Immutable
diff --git a/src/main/java/co/stateful/retry/ReLocks.java b/src/main/java/co/stateful/retry/ReLocks.java
index dda220f..8d16d54 100644
--- a/src/main/java/co/stateful/retry/ReLocks.java
+++ b/src/main/java/co/stateful/retry/ReLocks.java
@@ -16,7 +16,6 @@
 
 /**
  * Retriable locks.
- *
  * @since 0.5
  */
 @Immutable
diff --git a/src/test/java/co/stateful/AtomicTest.java b/src/test/java/co/stateful/AtomicTest.java
index 7beed95..31e4b52 100644
--- a/src/test/java/co/stateful/AtomicTest.java
+++ b/src/test/java/co/stateful/AtomicTest.java
@@ -48,19 +48,17 @@ void unlocksWhenCrashed() throws Exception {
     void callsUnlockAfterException() throws Exception {
         final Lock lock = Mockito.mock(Lock.class);
         Mockito.doReturn(true).when(lock).lock(Mockito.anyString());
-        final Atomic<String> atomic = new Atomic<>(
-            () -> {
-                throw new IOException("expected two");
-            },
-            lock
-        );
         org.junit.jupiter.api.Assertions.assertAll(
             () -> org.junit.jupiter.api.Assertions.assertThrows(
                 IOException.class,
-                atomic::call
+                () -> new Atomic<>(
+                    () -> {
+                        throw new IOException("expected two");
+                    },
+                    lock
+                ).call()
             ),
             () -> Mockito.verify(lock).unlock(Mockito.anyString())
         );
     }
-
 }
diff --git a/src/test/java/co/stateful/RtCounterTest.java b/src/test/java/co/stateful/RtCounterTest.java
index 9e010e3..42726a5 100644
--- a/src/test/java/co/stateful/RtCounterTest.java
+++ b/src/test/java/co/stateful/RtCounterTest.java
@@ -121,5 +121,4 @@ void incrementSendsAcceptPlainHeader() throws Exception {
             Matchers.hasItem(MediaType.TEXT_PLAIN)
         );
     }
-
 }
diff --git a/src/test/java/co/stateful/RtCountersITCase.java b/src/test/java/co/stateful/RtCountersITCase.java
index 355cdbf..3069eb7 100644
--- a/src/test/java/co/stateful/RtCountersITCase.java
+++ b/src/test/java/co/stateful/RtCountersITCase.java
@@ -21,15 +21,9 @@ final class RtCountersITCase {
      */
     private static final Random RANDOM = new SecureRandom();
 
-    /**
-     * Region rule.
-     * @checkstyle VisibilityModifierCheck (3 lines)
-     */
-    public final transient SttcRule srule = new SttcRule();
-
     @Test
     void incrementsAndSets() throws Exception {
-        final Counters counters = this.srule.get().counters();
+        final Counters counters = SttcRule.fromProperties().get().counters();
         final String name = String.format(
             "test-%s", RtCountersITCase.RANDOM.nextInt(Integer.MAX_VALUE)
         );
@@ -44,5 +38,4 @@ void incrementsAndSets() throws Exception {
             counters.delete(name);
         }
     }
-
 }
diff --git a/src/test/java/co/stateful/RtLockTest.java b/src/test/java/co/stateful/RtLockTest.java
index abaacd4..fd27a38 100644
--- a/src/test/java/co/stateful/RtLockTest.java
+++ b/src/test/java/co/stateful/RtLockTest.java
@@ -170,5 +170,4 @@ void unlockSendsAcceptXmlHeader() throws Exception {
             Matchers.hasItem(MediaType.TEXT_XML)
         );
     }
-
 }
diff --git a/src/test/java/co/stateful/RtLocksITCase.java b/src/test/java/co/stateful/RtLocksITCase.java
index ed893c6..8c84f01 100644
--- a/src/test/java/co/stateful/RtLocksITCase.java
+++ b/src/test/java/co/stateful/RtLocksITCase.java
@@ -23,18 +23,12 @@ final class RtLocksITCase {
      */
     private static final Random RANDOM = new SecureRandom();
 
-    /**
-     * Region rule.
-     * @checkstyle VisibilityModifierCheck (3 lines)
-     */
-    public final transient SttcRule srule = new SttcRule();
-
     @Test
     void locksAndUnlocks() throws Exception {
         MatcherAssert.assertThat(
             new Atomic<>(
                 () -> "done",
-                this.srule.get().locks().get(
+                SttcRule.fromProperties().get().locks().get(
                     String.format(
                         "lck-%s",
                         RtLocksITCase.RANDOM.nextInt(Integer.MAX_VALUE)
@@ -47,7 +41,7 @@ void locksAndUnlocks() throws Exception {
 
     @Test
     void locksAndUnlocksInOneThread() throws Exception {
-        final Locks locks = this.srule.get().locks();
+        final Locks locks = SttcRule.fromProperties().get().locks();
         final String name = String.format(
             "test2-%s", RtLocksITCase.RANDOM.nextInt(Integer.MAX_VALUE)
         );
@@ -67,9 +61,8 @@ void rejectsIncorrectLockName() {
         Assumptions.assumeFalse(System.getProperty("sttc.urn").isEmpty());
         Assertions.assertThrows(
             IllegalArgumentException.class,
-            () -> this.srule.get().locks()
+            () -> SttcRule.fromProperties().get().locks()
                 .get("invalid name with spaces").lock("test-3")
         );
     }
-
 }
diff --git a/src/test/java/co/stateful/RtLocksTest.java b/src/test/java/co/stateful/RtLocksTest.java
index 19dc45c..35eeacc 100644
--- a/src/test/java/co/stateful/RtLocksTest.java
+++ b/src/test/java/co/stateful/RtLocksTest.java
@@ -10,7 +10,6 @@
 import com.jcabi.http.request.JdkRequest;
 import jakarta.ws.rs.core.HttpHeaders;
 import jakarta.ws.rs.core.MediaType;
-import org.apache.commons.lang3.StringUtils;
 import org.hamcrest.MatcherAssert;
 import org.hamcrest.Matchers;
 import org.junit.jupiter.api.Test;
@@ -24,14 +23,8 @@ final class RtLocksTest {
     @Test
     void checksExistenceWhenLockPresent() throws Exception {
         final MkContainer container = new MkGrizzlyContainer()
-            .next(
-                new MkAnswer.Simple(
-                    StringUtils.join(
-                        "<page><locks><lock><name>замок-αβγ</name>",
-                        "<label>мітка</label></lock></locks></page>"
-                    )
-                )
-            )
+            // @checkstyle LineLength (1 line)
+            .next(new MkAnswer.Simple("<page><locks><lock><name>замок-αβγ</name><label>мітка</label></lock></locks></page>"))
             .start();
         try {
             MatcherAssert.assertThat(
@@ -47,14 +40,8 @@ void checksExistenceWhenLockPresent() throws Exception {
     @Test
     void checksExistenceWhenLockAbsent() throws Exception {
         final MkContainer container = new MkGrizzlyContainer()
-            .next(
-                new MkAnswer.Simple(
-                    StringUtils.join(
-                        "<page><locks><lock><name>другий</name>",
-                        "<label>інша</label></lock></locks></page>"
-                    )
-                )
-            )
+            // @checkstyle LineLength (1 line)
+            .next(new MkAnswer.Simple("<page><locks><lock><name>другий</name><label>інша</label></lock></locks></page>"))
             .start();
         try {
             MatcherAssert.assertThat(
@@ -99,5 +86,4 @@ void existsSendsAcceptXmlHeader() throws Exception {
             Matchers.hasItem(MediaType.TEXT_XML)
         );
     }
-
 }
diff --git a/src/test/java/co/stateful/SttcRule.java b/src/test/java/co/stateful/SttcRule.java
index 2e54d36..c028aa3 100644
--- a/src/test/java/co/stateful/SttcRule.java
+++ b/src/test/java/co/stateful/SttcRule.java
@@ -25,16 +25,6 @@ final class SttcRule {
      */
     private final transient String token;
 
-    /**
-     * Ctor.
-     */
-    SttcRule() {
-        this(
-            System.getProperty("sttc.urn"),
-            System.getProperty("sttc.token")
-        );
-    }
-
     /**
      * Ctor.
      * @param urn User URN
@@ -62,4 +52,14 @@ Sttc get() {
         );
     }
 
+    /**
+     * Make a new SttcRule from system properties.
+     * @return SttcRule
+     */
+    static SttcRule fromProperties() {
+        return new SttcRule(
+            System.getProperty("sttc.urn"),
+            System.getProperty("sttc.token")
+        );
+    }
 }
diff --git a/src/test/java/co/stateful/package-info.java b/src/test/java/co/stateful/package-info.java
index 4cd8810..1170b40 100644
--- a/src/test/java/co/stateful/package-info.java
+++ b/src/test/java/co/stateful/package-info.java
@@ -5,7 +5,6 @@
 
 /**
  * SDK, tests.
- *
  * @since 0.1
  */
 package co.stateful;