diff --git a/build-constraints.yaml b/build-constraints.yaml
index 2a6a1f87..463f007c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -7325,10 +7325,11 @@ skipped-tests:
     - xml-conduit-parse
     - yesod-test
 
+    - sydtest-servant  # https://github.com/commercialhaskell/stackage/issues/5901
+    - sydtest-persistent-sqlite # https://github.com/commercialhaskell/stackage/issues/5902
+    - genvalidity-persistent # https://github.com/commercialhaskell/stackage/issues/5903
+
     ## Fails to build with GHC 9.0.1
-    #- sydtest-servant  # https://github.com/commercialhaskell/stackage/issues/5901
-    #- sydtest-persistent-sqlite # https://github.com/commercialhaskell/stackage/issues/5902
-    #- genvalidity-persistent # https://github.com/commercialhaskell/stackage/issues/5903
     #- Color # https://github.com/commercialhaskell/stackage/issues/5904
     #- sydtest-yesod # https://github.com/commercialhaskell/stackage/issues/5906