diff --git a/docs/openapi.json b/docs/openapi.json
index e0c585cd..742251aa 100644
--- a/docs/openapi.json
+++ b/docs/openapi.json
@@ -150,8 +150,8 @@
           "application/json"
         ],
         "responses": {
-          "200": {
-            "description": "Request succeeded. The file has been added to the workspace.",
+          "201": {
+            "description": "Request succeeded. The workflow has been created along with its workspace",
             "examples": {
               "application/json": {
                 "message": "Workflow workspace has been created.",
diff --git a/reana_workflow_controller/rest.py b/reana_workflow_controller/rest.py
index bed761bc..3d330982 100644
--- a/reana_workflow_controller/rest.py
+++ b/reana_workflow_controller/rest.py
@@ -216,9 +216,10 @@ def create_workflow():  # noqa
                 type: string
                 description: Workflow type.
       responses:
-        200:
+        201:
           description: >-
-            Request succeeded. The file has been added to the workspace.
+            Request succeeded. The workflow has been created along
+            with its workspace
           schema:
             type: object
             properties: