diff --git a/build-constraints.yaml b/build-constraints.yaml
index 6ccac841..d0e9f930 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -470,7 +470,7 @@ packages:
         - persistent-postgresql
         - persistent-sqlite
         - persistent-template
-        # - persistent-test # https://github.com/commercialhaskell/stackage/pull/4492
+        # persistent-test # https://github.com/commercialhaskell/stackage/pull/4492
         # - stackage-curator # http-conduit 2.3 via amazonka
         - store
         - wai-websockets
@@ -3323,7 +3323,7 @@ packages:
         - mnist-idx
 
     "Naushadh <naushadh@protonmail.com> @naushadh":
-        - persistent-mysql-haskell < 0  # build failure, https://github.com/commercialhaskell/stackage/issues/4550
+        - persistent-mysql-haskell
 
     "Moritz Schulte <mtesseract@silverratio.net> @mtesseract":
         - async-refresh
@@ -4583,6 +4583,11 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/4549
         - ansi-terminal < 0.9.1
+
+        # causes build failure in persistent-mysql-haskell https://github.com/commercialhaskell/stackage/issues/4550
+        # causes build failure in eventful-sql-common https://github.com/commercialhaskell/stackage/issues/4551
+        # causes build failure in persistent-test https://github.com/commercialhaskell/stackage/issues/4552
+        - persistent-template < 2.7.1
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of