diff --git a/mozilla/netwerk/cache/public/nsICacheEntryDescriptor.idl b/mozilla/netwerk/cache/public/nsICacheEntryDescriptor.idl
index d1abe121cf7..8ffe977728c 100644
--- a/mozilla/netwerk/cache/public/nsICacheEntryDescriptor.idl
+++ b/mozilla/netwerk/cache/public/nsICacheEntryDescriptor.idl
@@ -125,7 +125,7 @@ interface nsICacheEntryDescriptor : nsISupports
      * charset, but they must be null terminated.
      */
     string getMetaDataElement(in string key);
-    void   setMetadataElement(in string key, in string value);
+    void   setMetaDataElement(in string key, in string value);
     
     nsISimpleEnumerator getMetaDataEnumerator(); /* todo */
 };