diff --git a/parent/pom.xml b/parent/pom.xml
index 8e5791d4a22d0..feddc4d5c0016 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -756,7 +756,7 @@
                         <configuration>
                             <config>${maven.multiModuleProjectDirectory}/parent/rat-config.xml</config>
                             <!-- Disable SCM ignore file parsing to avoid RAT 0.17 race condition
-                                 with temporary NameSet files in parallel builds (CREADUR-RAT-311) -->
+                                 with temporary NameSet files in parallel builds -->
                             <parseSCMIgnoresAsExcludes>false</parseSCMIgnoresAsExcludes>
                         </configuration>
                         <executions>
@@ -812,6 +812,7 @@
                                         <inputExclude>**/MIGRATION_GUIDE*</inputExclude>
                                         <inputExclude>src/main/java/org/apache/ignite/internal/util/nio/SelectedSelectionKeySet.java</inputExclude><!-- Apache 2.0 license -->
                                         <inputExclude>src/main/java/org/apache/ignite/internal/processors/query/calcite/sql/generated/*.java</inputExclude><!--auto generated files-->
+                                        <inputExclude>src/main/java/org/apache/ignite/internal/processors/query/stat/hll/**</inputExclude><!-- Apache 2.0 license, copyright Aggregate Knowledge, Inc. -->
                                         <inputExclude>src/main/java/org/jsr166/*.java</inputExclude>
                                         <inputExclude>src/main/java/org/mindrot/*.java</inputExclude>
                                         <inputExclude>src/test/java/org/apache/ignite/p2p/p2p.properties</inputExclude><!--test depends on file content-->
diff --git a/parent/rat-config.xml b/parent/rat-config.xml
index 42adbeb905af9..d6ddc4252522d 100644
--- a/parent/rat-config.xml
+++ b/parent/rat-config.xml
@@ -17,10 +17,12 @@
 -->
 <rat-config>
     <families>
-        <family id="IAL20" name="Ignite Apache License 2.0"/>
+        <family id="AL" name="Apache License"/>
     </families>
     <licenses>
-        <license family="IAL20" id="IAL20" name="Ignite Apache License 2.0">
+        <!-- Override built-in AL2.0: replace the permissive URL-based matcher
+             with the full ASF license header text. -->
+        <license family="AL" id="AL2.0" name="Apache License 2.0">
             <text>Licensed to the Apache Software Foundation (ASF) under one or more
                 contributor license agreements.  See the NOTICE file distributed with
                 this work for additional information regarding copyright ownership.
@@ -37,7 +39,4 @@
                 limitations under the License.</text>
         </license>
     </licenses>
-    <approved>
-        <family license_ref="IAL20"/>
-    </approved>
 </rat-config>