diff --git a/build-constraints.yaml b/build-constraints.yaml
index b0174939..13bd606c 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2204,9 +2204,6 @@ expected-test-failures:
     # https://github.com/fpco/stackage/issues/1000
     - eventstore
 
-    # https://github.com/snapframework/io-streams/issues/50
-    - io-streams
-
     # https://github.com/fpco/stackage/issues/1019
     - stm-conduit
 # end of expected-test-failures