diff --git a/build-constraints.yaml b/build-constraints.yaml
index c458e4fc..167deaaa 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2812,9 +2812,6 @@ expected-test-failures:
     # https://github.com/thoughtpolice/hs-ed25519/issues/15
     - ed25519
 
-    # https://github.com/twanvl/multiset/issues/18
-    - multiset
-
     # https://github.com/dhess/hpio/issues/47
     - hpio
 # end of expected-test-failures