diff --git a/maven-repository-utils/src/main/java/org/apache/maven/repository/ArtifactUtils.java b/maven-repository-utils/src/main/java/org/apache/maven/repository/ArtifactUtils.java
index 7af5593b6..f0cc85e1e 100644
--- a/maven-repository-utils/src/main/java/org/apache/maven/repository/ArtifactUtils.java
+++ b/maven-repository-utils/src/main/java/org/apache/maven/repository/ArtifactUtils.java
@@ -24,6 +24,8 @@ import org.codehaus.plexus.util.StringUtils;
 import java.io.File;
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.Iterator;
+import java.util.LinkedList;
 import java.util.List;
 import java.util.StringTokenizer;