diff --git a/build-constraints.yaml b/build-constraints.yaml
index 85640c5a..a9c51df9 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2078,7 +2078,7 @@ packages:
         - yi-misc-modes < 0 # GHC 8.4 via yi-rope
         - yi-mode-haskell < 0 # GHC 8.4 via yi-rope
         - yi-mode-javascript < 0 # GHC 8.4 via yi-rope
-        - yi-rope < 0 # BuildFailureException Process exited with ExitFailure 1: ./Setup build
+        - yi-rope < 0 # build failure with GHC 8.4 https://github.com/yi-editor/yi-rope/issues/17
         - yi-snippet < 0 # GHC 8.4 via yi-rope
 
     "Tobias Bexelius <tobias_bexelius@hotmail.com> @tobbebex":