diff --git a/build-constraints.yaml b/build-constraints.yaml
index a44357c0..e57fe8be 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5052,7 +5052,6 @@ packages:
         - time-units-types
         - wai-rate-limit
         - wai-rate-limit-redis
-        - wai-saml2
 
     "Jun Narumi <narumij@gmail.com> @narumij":
         - matrix-as-xyz
@@ -9345,7 +9344,6 @@ expected-test-failures:
     - persistent # https://github.com/commercialhaskell/stackage/issues/6037
     - reanimate-svg # https://github.com/commercialhaskell/stackage/issues/5688
     - rzk
-    - wai-saml2 # https://github.com/mbg/wai-saml2/issues/44
 
     # Testcase failures, or other runtime failures.
     # These can be real testsuite bugs, or maybe limitations in test cases or the test setup.