diff --git a/build-constraints.yaml b/build-constraints.yaml
index bdc58af1..2a1443b5 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1786,8 +1786,8 @@ packages:
         - pointedlist
         - word-trie
         - xdg-basedir
-        # - yi # BLOCKED QuickCheck 2.9
-        # - yi-fuzzy-open # BLOCKED QuickCheck 2.9
+        - yi
+        - yi-fuzzy-open
         - yi-language
         - yi-rope