diff --git a/build-constraints.yaml b/build-constraints.yaml
index d639a035..3ed1df18 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -826,8 +826,9 @@ packages:
 
     "Alexandr Ruchkin voidex@live.com @mvoidex":
         - hdocs
-        # https://github.com/fpco/stackage/issues/778
-        # - hsdev
+        # Possibly resolved: https://github.com/fpco/stackage/issues/778
+        # Doesn't allow ghc-mod-5.4.0.0
+        #- hsdev
 
     "Aleksey Kliger aleksey@lambdageek.org @lambdageek":
         - unbound-generics