diff --git a/modulecheck/module.json b/modulecheck/module.json
index 39621512192439bf73fbfa8c25379443991c444d..0cbefe1e7224df4f483ea9340620936c7a2382ae 100644
--- a/modulecheck/module.json
+++ b/modulecheck/module.json
@@ -310,6 +310,14 @@
               },
               "value": {
                 "description": "Indicates the value of a data element. The value is a string with a maximum of 255 bytes.",
+                "oneOf": [
+                  {
+                    "pattern": ".*"
+                  },
+                  {
+                    "pattern": "^[$]string:[0-9a-zA-Z_.]+|(?=.*[{])(?=.*[}])[0-9a-zA-Z_.{}]+$"
+                  }
+                ],
                 "type": "string",
                 "maxLength": 255
               },
@@ -453,6 +461,14 @@
                     },
                     "value": {
                       "description": "Indicates the value of a data element. The value is a string with a maximum of 255 bytes.",
+                      "oneOf": [
+                        {
+                          "pattern": ".*"
+                        },
+                        {
+                          "pattern": "^[$]string:[0-9a-zA-Z_.]+|(?=.*[{])(?=.*[}])[0-9a-zA-Z_.{}]+$"
+                        }
+                      ],
                       "type": "string",
                       "maxLength": 255
                     },
@@ -1188,6 +1204,14 @@
                     },
                     "value": {
                       "description": "Indicates the value of a data element. The value is a string with a maximum of 255 bytes.",
+                      "oneOf": [
+                        {
+                          "pattern": ".*"
+                        },
+                        {
+                          "pattern": "^[$]string:[0-9a-zA-Z_.]+|(?=.*[{])(?=.*[}])[0-9a-zA-Z_.{}]+$"
+                        }
+                      ],
                       "type": "string",
                       "maxLength": 255
                     },