diff --git a/http/store.http b/http/store.http
index deafc70..f0ae021 100644
--- a/http/store.http
+++ b/http/store.http
@@ -12,7 +12,7 @@ content-type: application/json
 Api-Name: store-service-test
 
 {
-    "key": "testApi-455",
+    "key": "teFDfd4_fd-g53",
     "value": {
 
     },
diff --git a/src/store/store.schema.ts b/src/store/store.schema.ts
index bf42caf..454a14f 100644
--- a/src/store/store.schema.ts
+++ b/src/store/store.schema.ts
@@ -25,6 +25,8 @@ export class Store extends Document {
         required: true,
         unique: true,
         type: String,
+        minlength: 6,
+        validate: new RegExp(/^[a-zA-Z][a-zA-Z0-9_-]*$/)
     })
     key: string;