diff --git a/core/pom.xml b/core/pom.xml
index 801bf5c2..aa90ef4d 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -85,7 +85,7 @@
         <dependency>
             <groupId>commons-collections</groupId>
             <artifactId>commons-collections</artifactId>
-            <version>3.2</version>
+            <version>3.2.2</version>
         </dependency>
         <!-- Logging: SL4J flexible logging API -->
         <dependency>