diff --git a/build-constraints.yaml b/build-constraints.yaml
index b4749119..1521fb5e 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5436,6 +5436,11 @@ expected-test-failures:
 
     # https://github.com/commercialhaskell/stackage/issues/4722
     - tasty-discover
+    
+    # https://github.com/commercialhaskell/stackage/issues/4764
+    - persistent-mysql
+    # https://github.com/commercialhaskell/stackage/issues/4763
+    - persistent-postgresql
 
 # end of expected-test-failures