diff --git a/src/JavaSecurity/LearningDeserialization/pom.xml b/src/JavaSecurity/LearningDeserialization/pom.xml
index 2cee656..1f85c8f 100644
--- a/src/JavaSecurity/LearningDeserialization/pom.xml
+++ b/src/JavaSecurity/LearningDeserialization/pom.xml
@@ -64,7 +64,7 @@
         <dependency>
             <groupId>commons-collections</groupId>
             <artifactId>commons-collections</artifactId>
-            <version>3.2.1</version>
+            <version>3.2.2</version>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>