diff --git a/api/pmt.yml b/api/pmt.yml
index e8576fa..ba7ebd1 100644
--- a/api/pmt.yml
+++ b/api/pmt.yml
@@ -77,12 +77,30 @@ components:
         text/plain:
           schema:
             type: string
+    Conflict:
+      description: "Conflict"
+      content:
+        text/plain:
+          schema:
+            type: string
+    UnprocessableContent:
+      description: "Unprocessable Content"
+      content:
+        text/plain:
+          schema:
+            type: string
     InternalError:
       description: "Internal Server Error"
       content:
         text/plain:
           schema:
             type: string
+    ServiceUnavailable:
+      description: "Service Unavailable"
+      content:
+        text/plain:
+          schema:
+            type: string
 paths:
   /project:
     get:
@@ -118,9 +136,14 @@ paths:
           $ref: "#/components/responses/Unauthorized"
         404:
           $ref: "#/components/responses/NotFound"
+        409:
+          $ref: "#/components/responses/Conflict"
+        422:
+          $ref: "#/components/responses/UnprocessableContent"
         500:
           $ref: "#/components/responses/InternalError"
-
+        503:
+          $ref: "#/components/responses/ServiceUnavailable"
   /project/{id}:
     delete:
       operationId: "deleteProject"
@@ -136,7 +159,7 @@ paths:
         204:
           description: "Deletes a specific Project"
         401:
-          $ref: "#/components/responses/UnAuthorized"
+          $ref: "#/components/responses/Unauthorized"
         404:
           description: "Project not found"
           content: