diff --git a/build-constraints.yaml b/build-constraints.yaml
index 0d0948b3..88b7b029 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5245,7 +5245,7 @@ packages:
 
     "Sebastian Graf <sgraf1337@gmail.com> @sgraf812":
         - happy-lib
-        - happy < 1.21 # Note, cannot use 1.21.0, and 2.0 blocked by https://github.com/commercialhaskell/stackage/issues/7520
+        - happy # 1.21 # Note, cannot use 1.21.0, and 2.0 blocked by https://github.com/commercialhaskell/stackage/issues/7520
 
     "Grandfathered dependencies":
         - BiobaseNewick
@@ -7990,8 +7990,8 @@ packages:
         - postgresql-libpq-configure < 0.11
 
         # https://github.com/commercialhaskell/stackage/issues/75241
-        - kvitable < 1.1
-        - tasty-sugar < 2.2.2
+        # kvitable < 1.1
+        # tasty-sugar < 2.2.2
     # end of Stackage upper bounds
 # end of packages