diff --git a/go.sum b/go.sum
index a0dbe562fcfff..fd05c9bbb964f 100644
--- a/go.sum
+++ b/go.sum
@@ -113,8 +113,6 @@ github.com/pingcap/kvproto v0.0.0-20190215154024-7f2fc73ef562 h1:32oF1/8lVnBR2JV
 github.com/pingcap/kvproto v0.0.0-20190215154024-7f2fc73ef562/go.mod h1:QMdbTAXCHzzygQzqcG9uVUgU2fKeSN1GmfMiykdSzzY=
 github.com/pingcap/log v0.0.0-20190214045112-b37da76f67a7 h1:kOHAMalwF69bJrtWrOdVaCSvZjLucrJhP4NQKIu6uM4=
 github.com/pingcap/log v0.0.0-20190214045112-b37da76f67a7/go.mod h1:xsfkWVaFVV5B8e1K9seWfyJWFrIhbtUTAD8NV1Pq3+w=
-github.com/pingcap/parser v0.0.0-20190228070002-74e8cffabf28 h1:pOOCEgCZHvY4H3kZNZjzru6nZfpbw54QA5EuZWjH/TE=
-github.com/pingcap/parser v0.0.0-20190228070002-74e8cffabf28/go.mod h1:1FNvfp9+J0wvc4kl8eGNh7Rqrxveg15jJoWo/a0uHwA=
 github.com/pingcap/parser v0.0.0-20190305083139-b478256a6451 h1:aB0QkNXn7nCnx0FY4/w4kgsIenj9hWNJueTJ55wBDSw=
 github.com/pingcap/parser v0.0.0-20190305083139-b478256a6451/go.mod h1:1FNvfp9+J0wvc4kl8eGNh7Rqrxveg15jJoWo/a0uHwA=
 github.com/pingcap/pd v2.1.0-rc.4+incompatible h1:/buwGk04aHO5odk/+O8ZOXGs4qkUjYTJ2UpCJXna8NE=