diff --git a/src/covid19/package.json b/src/covid19/package.json
index a3b7407432a68c9d75a579a1cdf3549c9b9f3248..0ab4b049e2d2d67dc93222ac42f2308657ab9797 100644
--- a/src/covid19/package.json
+++ b/src/covid19/package.json
@@ -36,7 +36,12 @@
         "jquery": "^3.5.1",
         "popper.js": "^1.16.1"
     },
-    "devDependencies": {},
+    "devDependencies": {
+        "gulp": "^4.0.2",
+        "gulp-cli": "^2.3.0",
+        "browser-sync": "^2.26.14",
+        "del": "^6.0.0"
+    },
     "engines": {
         "node": ">=v12.18.2"
     }