diff --git a/pom.xml b/pom.xml
index 340618d..c84af0d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
     <dependency>
       <groupId>org.bouncycastle</groupId>
       <artifactId>bcprov-jdk18on</artifactId>
-      <version>1.78.1</version>
+      <version>1.84</version>
     </dependency>
     <dependency>
       <groupId>cheshire</groupId>