diff --git a/include/common/tcommon.h b/include/common/tcommon.h
index c9b68baf89..ea764e6760 100644
--- a/include/common/tcommon.h
+++ b/include/common/tcommon.h
@@ -127,6 +127,7 @@ enum {
   STREAM_INPUT__DATA_SUBMIT = 1,
   STREAM_INPUT__DATA_BLOCK,
   STREAM_INPUT__MERGED_SUBMIT,
+  STREAM_INPUT__TQ_SCAN,
   STREAM_INPUT__DATA_RETRIEVE,
   STREAM_INPUT__GET_RES,
   STREAM_INPUT__CHECKPOINT,