diff --git a/review/src/ReviewConfig.elm b/review/src/ReviewConfig.elm
index c4b5dc52..60b946e1 100644
--- a/review/src/ReviewConfig.elm
+++ b/review/src/ReviewConfig.elm
@@ -74,7 +74,11 @@ config =
     , NoSimpleLetBody.rule
     , NoPrematureLetComputation.rule
     , NoForbiddenWords.rule [ "REPLACEME" ]
-    , Css.NoUnknownClasses.cssFiles [ FilePattern.include "src/**/*.css"]
+    , Css.NoUnknownClasses.cssFiles [ FilePattern.include "src/**/*.css"
+                , FilePattern.exclude "**/Equalizer.css"
+                , FilePattern.excludeFolder "src/NotCss"
+                , FilePattern.include "src/NotCss/bar.css"
+                ]
             -- |> Css.NoUnknownClasses.withCssUsingFunctions cssUsingFunctions
             |> Css.NoUnknownClasses.rule
     ]