diff --git a/nodes/pom.xml b/nodes/pom.xml
index 856a65a..24d8014 100644
--- a/nodes/pom.xml
+++ b/nodes/pom.xml
@@ -42,7 +42,7 @@
         <dependency>
             <groupId>org.bouncycastle</groupId>
             <artifactId>bcprov-jdk15on</artifactId>
-            <version>1.59</version>
+            <version>1.67</version>
             <scope>test</scope>
         </dependency>
         <dependency>