diff --git a/19 - Webcam Fun/package.json b/19 - Webcam Fun/package.json
index 616baf5369..0c4f627d7e 100755
--- a/19 - Webcam Fun/package.json	
+++ b/19 - Webcam Fun/package.json	
@@ -4,7 +4,7 @@
   "description": "",
   "main": "scripts.js",
   "scripts": {
-    "start" : "browser-sync start --server --files '*.css, *.html, *.js'"
+    "start": "browser-sync start --server --files \"*.css, *.html, *.js\""
   },
   "author": "",
   "license": "ISC",
diff --git a/20 - Speech Detection/package.json b/20 - Speech Detection/package.json
index 5118ca0600..ba5380f2af 100755
--- a/20 - Speech Detection/package.json	
+++ b/20 - Speech Detection/package.json	
@@ -4,7 +4,7 @@
   "description": "",
   "main": "scripts.js",
   "scripts": {
-    "start" : "browser-sync start --directory --server --files '*.css, *.html, *.js'"
+    "start": "browser-sync start --directory --server --files \"*.css, *.html, *.js\""
   },
   "author": "",
   "license": "ISC",
diff --git a/21 - Geolocation/package.json b/21 - Geolocation/package.json
index 80b7e68219..3a6d6c7bd9 100755
--- a/21 - Geolocation/package.json	
+++ b/21 - Geolocation/package.json	
@@ -4,7 +4,7 @@
   "description": "",
   "main": "scripts.js",
   "scripts": {
-    "start" : "browser-sync start --directory --server --files '*.css, *.html, *.js' --https"
+    "start": "browser-sync start --directory --server --files \"*.css, *.html, *.js\" --https"
   },
   "author": "",
   "license": "ISC",