diff --git a/dependency-check-core/src/main/java/org/owasp/dependencycheck/dependency/Vulnerability.java b/dependency-check-core/src/main/java/org/owasp/dependencycheck/dependency/Vulnerability.java
index 6d7b55d0f..ed278076b 100644
--- a/dependency-check-core/src/main/java/org/owasp/dependencycheck/dependency/Vulnerability.java
+++ b/dependency-check-core/src/main/java/org/owasp/dependencycheck/dependency/Vulnerability.java
@@ -18,8 +18,10 @@
 package org.owasp.dependencycheck.dependency;
 
 import java.io.Serializable;
+import java.util.Set;
 import java.util.SortedSet;
 import java.util.TreeSet;
+import java.util.Iterator;
 
 /**
  * Contains the information about a vulnerability.