diff --git a/build-constraints.yaml b/build-constraints.yaml
index 6d5862fe..48553a82 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2958,7 +2958,7 @@ packages:
         - haskell-names
 
     "Shao Cheng <astrohavoc@gmail.com> @TerrorJack":
-        []
+        - cabal-toolkit
         # - simple-download # GHC 8.2.1
         # - encoding-io # GHC 8.2.1