diff --git a/securitycontrol-model/securitycontrol-system/pom.xml b/securitycontrol-model/securitycontrol-system/pom.xml
index fc2f436..215f211 100644
--- a/securitycontrol-model/securitycontrol-system/pom.xml
+++ b/securitycontrol-model/securitycontrol-system/pom.xml
@@ -110,7 +110,11 @@
             <version>3.1.0</version>
             <scope>test</scope>
         </dependency>
-
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-collections4</artifactId>
+            <version>4.4</version>
+        </dependency>
     </dependencies>