diff --git a/_test/check-exercises.sh b/_test/check-exercises.sh
index 68d082bde..0eb6e1bab 100755
--- a/_test/check-exercises.sh
+++ b/_test/check-exercises.sh
@@ -49,7 +49,7 @@ for exercise in exercises/*/tests; do
             cargo test --quiet --no-run
         else
             # Run the test and get the status
-            cargo test
+            cargo test --release
         fi
     )