diff --git a/api-ref/source/parameters.yaml b/api-ref/source/parameters.yaml
index 36fe6d89484a..dfe6a15122f1 100644
--- a/api-ref/source/parameters.yaml
+++ b/api-ref/source/parameters.yaml
@@ -2193,6 +2193,14 @@ flavor_rxtx_factor_in:
   in: body
   required: false
   type: float
+flavor_server:
+  description: |
+    The ID and links for the flavor for your server instance. A flavor is a combination
+    of memory, disk size, and CPUs. This can be empty object in case flavor information
+    is not present in the system.
+  in: body
+  required: true
+  type: object
 flavor_swap:
   description: |
     The size of a dedicated swap disk that will be allocated, in
diff --git a/api-ref/source/servers.inc b/api-ref/source/servers.inc
index 7ee17ca177a9..f71397a1fa8a 100644
--- a/api-ref/source/servers.inc
+++ b/api-ref/source/servers.inc
@@ -535,7 +535,7 @@ Response
   - server: server
   - addresses: addresses
   - created: created
-  - flavor: flavor
+  - flavor: flavor_server
   - hostId: hostId
   - id: server_id
   - image: image
@@ -621,7 +621,7 @@ Response
   - server: server
   - addresses: addresses
   - created: created
-  - flavor: flavor
+  - flavor: flavor_server
   - hostId: hostId
   - id: server_id
   - image: image
@@ -717,7 +717,7 @@ Response
   - server: server
   - addresses: addresses
   - created: created
-  - flavor: flavor
+  - flavor: flavor_server
   - hostId: hostId
   - id: server_id
   - image: image