diff --git a/build-constraints.yaml b/build-constraints.yaml
index c7cc883a..ebbf4025 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1930,9 +1930,6 @@ expected-test-failures:
     # https://github.com/athanclark/pred-trie/issues/1
     - pred-trie
 
-    # https://github.com/peti/language-nix/issues/1
-    - language-nix
-
     # https://github.com/kazu-yamamoto/ghc-mod/issues/611
     - ghc-mod