diff --git a/tests/config.nims b/tests/config.nims
index 894c4bea0adc1..f7f9a40777d8d 100644
--- a/tests/config.nims
+++ b/tests/config.nims
@@ -20,6 +20,9 @@ switch("define", "nimUnittestColor:off")
 
 switch("define", "nimLegacyTypeMismatch")
 
+switch("styleCheck", "usages")
+switch("styleCheck", "error")
+
 hint("Processing", off)
   # dots can cause annoyances; instead, a single test can test `hintProcessing`