diff --git a/test/unit/TestEval.hs b/test/unit/TestEval.hs
index 99542e1180..4161d0657f 100644
--- a/test/unit/TestEval.hs
+++ b/test/unit/TestEval.hs
@@ -335,7 +335,7 @@ testEval g =
       Left err ->
         p err
           @? "Expected predicate did not hold on error message "
-          ++ from @Text @String err
+            ++ from @Text @String err
 
   evaluatesTo :: Text -> Value -> Assertion
   evaluatesTo tm val = do