diff --git a/hyracks/hyracks-storage-common/src/main/java/edu/uci/ics/hyracks/storage/common/file/IFileMappingProvider.java b/hyracks/hyracks-storage-common/src/main/java/edu/uci/ics/hyracks/storage/common/file/IFileMappingProvider.java
index 74370c8..76f0ab8 100644
--- a/hyracks/hyracks-storage-common/src/main/java/edu/uci/ics/hyracks/storage/common/file/IFileMappingProvider.java
+++ b/hyracks/hyracks-storage-common/src/main/java/edu/uci/ics/hyracks/storage/common/file/IFileMappingProvider.java
@@ -27,4 +27,14 @@
      * @return The file id on a successful lookup, null if unsuccessful.
      */
     public Integer mapNameToFileId(String name, boolean create);
+           
+    /**
+     * Remove the mapping from a file name to an integer id.
+     * 
+     * @param name
+     *            - Name of the file
+     * 
+     * @return void
+     */
+    public void unmapName(String name);
 }
\ No newline at end of file