diff --git a/modulecheck/app.json b/modulecheck/app.json
index cb802ce6c3b31c2645715a3ba0d18a16dba196b0..4847bba7d3ba3075a63fe802aa2f7264eb655ecc 100644
--- a/modulecheck/app.json
+++ b/modulecheck/app.json
@@ -120,7 +120,7 @@
           "type": "string",
           "maxLength": 128,
           "minLength": 7,
-          "pattern": "^[a-zA-Z][0-9a-zA-Z_.]+$"
+          "pattern": "([a-zA-Z]|[a-zA-Z]+(_*[0-9a-zA-Z])+)(\\.[0-9a-zA-Z]|\\.[0-9a-zA-Z]+(_*[0-9a-zA-Z])+){2,}"
         },
         "bundleType": {
           "description": "Indicates the type of bundle",
@@ -277,7 +277,7 @@
           "type": "string",
           "maxLength": 128,
           "minLength": 7,
-          "pattern": "^[a-zA-Z][0-9a-zA-Z_.]+$"
+          "pattern": "([a-zA-Z]|[a-zA-Z]+(_*[0-9a-zA-Z])+)(\\.[0-9a-zA-Z]|\\.[0-9a-zA-Z]+(_*[0-9a-zA-Z])+){2,}"
         },
         "targetPriority": {
           "description": "Indicates the priority of the overlay module. 1 to 100, default value is 1.",
diff --git a/modulecheck/module.json b/modulecheck/module.json
index 4711ca8bcd33a811b221b5678de77aaa5ab14d57..7c5861d71798b5ffebb1701229237e9d1d01f852 100644
--- a/modulecheck/module.json
+++ b/modulecheck/module.json
@@ -1229,7 +1229,7 @@
                 "type": "string",
                 "maxLength": 128,
                 "minLength": 7,
-                "pattern": "^[a-zA-Z][0-9a-zA-Z_.]+$"
+                "pattern": "([a-zA-Z]|[a-zA-Z]+(_*[0-9a-zA-Z])+)(\\.[0-9a-zA-Z]|\\.[0-9a-zA-Z]+(_*[0-9a-zA-Z])+){2,}"
               },
               "moduleName": {
                 "description": "Indicates the module name of the dependency shared library.",