diff --git a/src/main/java/org/apache/maven/plugins/assembly/archive/archiver/PrefixedArchivedFileSet.java b/src/main/java/org/apache/maven/plugins/assembly/archive/archiver/PrefixedArchivedFileSet.java
index b73608f4..71db55d2 100644
--- a/src/main/java/org/apache/maven/plugins/assembly/archive/archiver/PrefixedArchivedFileSet.java
+++ b/src/main/java/org/apache/maven/plugins/assembly/archive/archiver/PrefixedArchivedFileSet.java
@@ -25,6 +25,7 @@
 import org.codehaus.plexus.components.io.functions.InputStreamTransformer;
 
 import java.io.File;
+import org.codehaus.plexus.components.io.filemappers.FileMapper;
 
 /**
  *