diff --git a/include/list.h b/include/list.h
index e2a00750c..ad743a26e 100644
--- a/include/list.h
+++ b/include/list.h
@@ -281,7 +281,9 @@ typedef struct xLIST
         List_t * const pxConstList = ( pxList );                                               \
         /* Increment the index to the next item and return the item, ensuring */               \
         /* we don't return the marker used at the end of the list.  */                         \
-        ( pxConstList )->pxIndex = ( pxConstList )->pxIndex->pxNext;                           \
+        if (configUSE_TIME_SLICING == 1){                                                      \
+            ( pxConstList )->pxIndex = ( pxConstList )->pxIndex->pxNext;                       \
+        }                                                                                      \
         if( ( void * ) ( pxConstList )->pxIndex == ( void * ) &( ( pxConstList )->xListEnd ) ) \
         {                                                                                      \
             ( pxConstList )->pxIndex = ( pxConstList )->pxIndex->pxNext;                       \