diff --git a/server/tests/package.json b/server/tests/package.json
index d0991ad..8a8e202 100644
--- a/server/tests/package.json
+++ b/server/tests/package.json
@@ -3,7 +3,7 @@
   "version": "1.0.0",
   "description": "Comprehensive test suite for UAM-ILS drone detection system",
   "scripts": {
-    "test": "node -r ./test-env.js ../node_modules/.bin/npx mocha \"**/*.test.js\" --recursive --timeout 10000 --exit --ignore \"node_modules/**\"",
+    "test": "node -r ./test-env.js node_modules/.bin/mocha \"**/*.test.js\" --recursive --timeout 10000 --exit --ignore \"node_modules/**\"",
     "test:unit": "mocha \"{middleware,routes,services,models,utils}/**/*.test.js\" --recursive --timeout 5000",
     "test:integration": "mocha \"integration/**/*.test.js\" --timeout 15000",
     "test:performance": "mocha \"performance/**/*.test.js\" --timeout 30000",