diff --git a/api.yaml b/api.yaml
index 40c35a2..3e3f44c 100644
--- a/api.yaml
+++ b/api.yaml
@@ -226,7 +226,7 @@ paths:
               properties:
                 id:
                   type: number
-                  description: ID of the article to delete
+                  description: Id of the article to delete
       security:
         - cookie: []
       responses:
@@ -242,6 +242,35 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/ApiError'
+
+  /api/tag:
+    post:
+      summary: Creates a new tag
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema:
+              type: object
+              properties:
+                name:
+                  type: string
+                  description: Name of the new tag
+      security:
+        - cookie: []
+      responses:
+        201:
+          description: The tag was created
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/Tag'
+        401:
+            description: Not authorized
+            content:
+              application/json:
+                schema:
+                  $ref: '#/components/schemas/ApiError'
                 
 components:
   schemas:
@@ -294,7 +323,10 @@ components:
           type: string
           description: A short overview summary of the article
         author:
-          $ref: '#/components/schemas/Author'
+          type: array
+          items:
+            type: number
+            description: Id of authors to add
         image:
           type: string
           description: Link to a preview image
@@ -302,7 +334,8 @@ components:
         tags:
           type: array
           items:
-            $ref: '#/components/schemas/Tag'
+            type: number
+            description: Id of tags to add
         created:
           type: string
           description: A RFC3339 formatted date when the article was created