diff --git a/pom.xml b/pom.xml
index 53dc0a1..2197963 100644
--- a/pom.xml
+++ b/pom.xml
@@ -56,7 +56,7 @@
         <dependency>
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcprov-jdk15on</artifactId>
-            <version>1.51</version>
+            <version>1.67</version>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>