--- a/docshell/shistory/src/nsSHistory.cpp
+++ b/docshell/shistory/src/nsSHistory.cpp
@@ -1491,16 +1491,17 @@ nsSHistory::LoadEntry(PRInt32 aIndex, lo
         listener->OnHistoryGotoIndex(aIndex, nextURI, &canNavigate);
       }
     }
   }
 
   if (!canNavigate) {
     // If the listener asked us not to proceed with 
     // the operation, simply return.    
+    mRequestedIndex = -1;
     return NS_OK;  // XXX Maybe I can return some other error code?
   }
 
   nsCOMPtr<nsIURI> nexturi;
   PRInt32 pCount=0, nCount=0;
   nsCOMPtr<nsISHContainer> prevAsContainer(do_QueryInterface(prevEntry));
   nsCOMPtr<nsISHContainer> nextAsContainer(do_QueryInterface(nextEntry));
   if (prevAsContainer && nextAsContainer) {