diff --git a/packages/server/specs/openapi.json b/packages/server/specs/openapi.json
index c96296a8bb..f3091a1fc7 100644
--- a/packages/server/specs/openapi.json
+++ b/packages/server/specs/openapi.json
@@ -47,6 +47,7 @@
         "required": true,
         "description": "The ID of the app which this request is targeting.",
         "schema": {
+          "default": "{{ appId }}",
           "type": "string"
         }
       },
@@ -56,6 +57,7 @@
         "required": true,
         "description": "The ID of the app which this request is targeting.",
         "schema": {
+          "default": "{{ appId }}",
           "type": "string"
         }
       },
diff --git a/packages/server/specs/openapi.yaml b/packages/server/specs/openapi.yaml
index 9ac7b7533a..1e9b9921cf 100644
--- a/packages/server/specs/openapi.yaml
+++ b/packages/server/specs/openapi.yaml
@@ -36,6 +36,7 @@ components:
       required: true
       description: The ID of the app which this request is targeting.
       schema:
+        default: "{{ appId }}"
         type: string
     appIdUrl:
       in: path
@@ -43,6 +44,7 @@ components:
       required: true
       description: The ID of the app which this request is targeting.
       schema:
+        default: "{{ appId }}"
         type: string
     queryId:
       in: path
diff --git a/packages/server/specs/parameters.ts b/packages/server/specs/parameters.ts
index a928026bb1..a4f2b27ae4 100644
--- a/packages/server/specs/parameters.ts
+++ b/packages/server/specs/parameters.ts
@@ -24,6 +24,7 @@ export const appId = {
   required: true,
   description: "The ID of the app which this request is targeting.",
   schema: {
+    default: "{{ appId }}",
     type: "string",
   },
 }
@@ -34,6 +35,7 @@ export const appIdUrl = {
   required: true,
   description: "The ID of the app which this request is targeting.",
   schema: {
+    default: "{{ appId }}",
     type: "string",
   },
 }