diff --git a/scripts/publish.sh b/scripts/publish.sh
index ffb81564..4b08cd40 100755
--- a/scripts/publish.sh
+++ b/scripts/publish.sh
@@ -26,6 +26,7 @@ fi
 echo ":::: Running test suite..."
 cargo clean
 bash "${SCRIPT_DIR}/test.sh"
+bash "${SCRIPT_DIR}/test.sh" --contrib
 bash "${SCRIPT_DIR}/test.sh" --release
 
 # Temporarily remove dev-dependencies so crates.io verifies.