diff --git a/bench/Evaluation.hs b/bench/Evaluation.hs
index 46c8a54fa..d9de391c1 100644
--- a/bench/Evaluation.hs
+++ b/bench/Evaluation.hs
@@ -58,8 +58,8 @@ callGraphProject' session proxy parser path = fmap (first show) . runTask sessio
 callGraphProject proxy parser paths = withOptions defaultOptions $ \ config logger statter ->
   callGraphProject' (TaskSession config "" False logger statter) proxy parser paths
 
-evalRubyProject       = justEvaluating <=< evaluateProject (Proxy :: Proxy 'Language.Ruby)       rubyParser
-evalPythonProject     = justEvaluating <=< evaluateProject (Proxy :: Proxy 'Language.Python)     pythonParser
+evalRubyProject       = justEvaluating <=< evaluateProject (Proxy @'Language.Ruby)       rubyParser
+evalPythonProject     = justEvaluating <=< evaluateProject (Proxy @'Language.Python)     pythonParser
 
 evaluateProject proxy parser path = withOptions defaultOptions $ \ config logger statter ->
   evaluateProject' (TaskSession config "" False logger statter) proxy parser [Path.toString path]