pin cron npm module version (#161)

diff --git a/action/alarmWeb_package.json b/action/alarmWeb_package.json
index e80f7af..d0806b9 100644
--- a/action/alarmWeb_package.json
+++ b/action/alarmWeb_package.json
@@ -3,6 +3,6 @@
   "version": "1.0.0",
   "main": "alarmWebAction.js",
   "dependencies" : {
-    "cron": "^1.2.1"
+    "cron": "1.4.1"
   }
 }
diff --git a/package.json b/package.json
index e922b06..46c8b87 100755
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "license": "ISC",
   "dependencies": {
     "body-parser": "^1.15.0",
-    "cron": "^1.1.0",
+    "cron": "1.4.1",
     "express": "^4.13.4",
     "lodash": "^4.5.0",
     "nano": "6.4.2",