diff --git a/pom.xml b/pom.xml
index 908f63f..cc0c8a4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -42,7 +42,7 @@
         <dependency>
             <groupId>org.bouncycastle</groupId>
             <artifactId>bctls-jdk18on</artifactId>
-            <version>1.71</version>
+            <version>1.78</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>