diff --git a/src/main/java/io/fabric8/maven/docker/model/ContainerDetails.java b/src/main/java/io/fabric8/maven/docker/model/ContainerDetails.java
index c5f575712..ba77f76f7 100644
--- a/src/main/java/io/fabric8/maven/docker/model/ContainerDetails.java
+++ b/src/main/java/io/fabric8/maven/docker/model/ContainerDetails.java
@@ -5,7 +5,11 @@
 import com.google.gson.JsonObject;
 
 import java.time.Instant;
-import java.util.*;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Set;
 
 
 public class ContainerDetails implements Container {