diff --git a/build-constraints.yaml b/build-constraints.yaml
index 3bc43c39..3896830f 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1455,10 +1455,6 @@ expected-test-failures:
     # https://github.com/kazu-yamamoto/dns/issues/29
     - dns
 
-    # Getting no useful information as to why from the build server, but works
-    # when tested locally
-    - cipher-aes
-
     # https://github.com/afcowie/http-streams/issues/80
     - http-streams