diff --git a/include/task.h b/include/task.h
index 1b82d8b..43a22d9 100644
--- a/include/task.h
+++ b/include/task.h
@@ -2558,7 +2558,7 @@
 #define ulTaskNotifyTake( xClearCountOnExit, xTicksToWait ) \
     ulTaskGenericNotifyTake( ( tskDEFAULT_INDEX_TO_NOTIFY ), ( xClearCountOnExit ), ( xTicksToWait ) )
 #define ulTaskNotifyTakeIndexed( uxIndexToWaitOn, xClearCountOnExit, xTicksToWait ) \
-    ulTaskGenericNotifyTake( ( uxIndexToNotify ), ( xClearCountOnExit ), ( xTicksToWait ) )
+    ulTaskGenericNotifyTake( ( uxIndexToWaitOn ), ( xClearCountOnExit ), ( xTicksToWait ) )
 
 /**
  * task. h