diff --git a/pom.xml b/pom.xml
index 6a73d0c..92b58a9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -231,7 +231,7 @@
         <dependency>
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcpkix-jdk18on</artifactId>
-            <version>1.81</version>
+            <version>1.84</version>
         </dependency>
         <dependency>
             <groupId>org.jspecify</groupId>