diff --git a/dist/steps/run_tests.sh b/dist/steps/run_tests.sh
index c8ae854..0f1c22e 100755
--- a/dist/steps/run_tests.sh
+++ b/dist/steps/run_tests.sh
@@ -61,7 +61,7 @@ if [ "$PACKAGE_MODE" = "true" ]; then
     jq \
     --arg packageName "$PACKAGE_NAME" \
     --arg projectPath "$UNITY_PROJECT_PATH" \
-    '.dependencies += {$packageName: ("file:$projectPath")} | . += {testables: [$packageName]}' \
+    '.dependencies += {$packageName: "file:\($projectPath)"} | . += {testables: [$packageName]}' \
     > "$PACKAGE_MANIFEST_PATH"
 
   cat "$PACKAGE_MANIFEST_PATH"