diff --git a/pom.xml b/pom.xml
index c70ce302323..7cff5935fdf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -457,7 +457,7 @@
       <dependency>
         <groupId>commons-collections</groupId>
         <artifactId>commons-collections</artifactId>
-        <version>3.3</version>
+        <version>3.2.1</version>
       </dependency>
       <dependency>
         <groupId>com.google.collections</groupId>