diff --git a/util/pom.xml b/util/pom.xml
index 3e686843b3..d999c0b0f7 100644
--- a/util/pom.xml
+++ b/util/pom.xml
@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcpkix-jdk15on</artifactId>
-            <version>1.61</version>
+            <version>1.66</version>
         </dependency>
         <dependency>
             <groupId>com.microsoft.azure</groupId>