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-rw-r--r--testsuite/tests/perf/compiler/T12227.hs1
1 files changed, 1 insertions, 0 deletions
diff --git a/testsuite/tests/perf/compiler/T12227.hs b/testsuite/tests/perf/compiler/T12227.hs
index 9be515f083..8016987724 100644
--- a/testsuite/tests/perf/compiler/T12227.hs
+++ b/testsuite/tests/perf/compiler/T12227.hs
@@ -1,6 +1,7 @@
{-# LANGUAGE ConstraintKinds #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE DeriveGeneric #-}
+{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE FlexibleInstances #-}
{-# LANGUAGE FunctionalDependencies #-}
{-# LANGUAGE ScopedTypeVariables #-}