diff --git a/build-constraints.yaml b/build-constraints.yaml
index cba23b19..79563cbe 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3201,8 +3201,6 @@ expected-test-failures:
 
     - vector-algorithms # http://hub.darcs.net/dolio/vector-algorithms/issue/9
 
-    - relational-query # https://github.com/khibino/haskell-relational-record/issues/51
-
     - unicode-show # https://github.com/nushio3/unicode-show/issues/2
 
     - ghc-exactprint # https://github.com/alanz/ghc-exactprint/issues/47