diff --git a/crate_db/api/crate_db_specs.yaml b/crate_db/api/crate_db_specs.yaml
index 9efa5bf..d6c282a 100644
--- a/crate_db/api/crate_db_specs.yaml
+++ b/crate_db/api/crate_db_specs.yaml
@@ -1,8 +1,8 @@
-openapi: "3.1.0"
+openapi: 3.1.0
 info:
   title: "OpenAPI specification for managing RO-Crates"
   description: "Microservice for managing RO-Crates"
-  version: "0.1.0"
+  version: 0.1.0
 servers:
   - url: /elixircloud/roc/v1
 
@@ -123,7 +123,7 @@ paths:
               schema:
                 type: array
                 items:
-                  $ref: '#/components/schemas/ROCrateResponse'
+                  $ref: '#/components/schemas/CreateROCResponse'
         400:
           $ref: '#/components/responses/BadRequest'
         401:
@@ -154,7 +154,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/ROCrateResponse'
+                $ref: '#/components/schemas/CreateROCResponse'
         400:
           $ref: '#/components/responses/BadRequest'
         401:
@@ -184,7 +184,7 @@ paths:
           multipart/form-data:
             schema:
               x-body-name: updateROCRequestBody
-              $ref: '#/components/schemas/UpdateROCRequestBody'
+              $ref: '#/components/schemas/CreateROCResponse'
       responses:
         204:
           description: No Content
@@ -326,14 +326,6 @@ components:
           format: uuid
           description: The unique identifier for the RO-Crate.
           example: 260e7aa0-2e07-484e-9da7-ee19fdd1800d
-
-    ROCrateResponse:
-      type: object
-      properties:
-        _id:
-          type: string
-          description: The unique identifier for the RO-Crate.
-          example: 60b6c0f9f1d2c12a5c7d6b8e
         rocrate:
           type: string
           description: The link to the RO-Crate file in MinIO.
@@ -376,71 +368,76 @@ components:
         - title
         - description
 
+    ProblemDetails:
+      type: object
+      properties:
+        type:
+          type: string
+          format: uri
+          description: A URI reference that identifies the problem type. When dereferenced, it might provide human-readable documentation for the problem type.
+        title:
+          type: string
+          description: A short, human-readable summary of the problem type. It should not change from occurrence to occurrence of the problem, except for localization purposes.
+        status:
+          type: integer
+          format: int32
+          description: The HTTP status code generated by the origin server for this occurrence of the problem.
+        detail:
+          type: string
+          description: A human-readable explanation specific to this occurrence of the problem.
+        instance:
+          type: string
+          format: uri
+          description: A URI reference that identifies the specific occurrence of the problem. It might provide further information if dereferenced.
+        code:
+          type: integer
+          format: int32
+          description: Application-specific error code.
+        message:
+          type: string
+          description: A detailed error message.
+          
+      required:
+        - type
+        - title
+        - status
+        - detail
+  
   responses:
     BadRequest:
       description: Bad Request
       content:
         application/json:
           schema:
-            type: object
-            properties:
-              code:
-                type: integer
-                format: int32
-              message:
-                type: string
+            $ref: '#/components/schemas/ProblemDetails'
 
     Unauthorized:
       description: Unauthorized
       content:
         application/json:
           schema:
-            type: object
-            properties:
-              code:
-                type: integer
-                format: int32
-              message:
-                type: string
+            $ref: '#/components/schemas/ProblemDetails'
 
     Forbidden:
       description: Forbidden
       content:
         application/json:
           schema:
-            type: object
-            properties:
-              code:
-                type: integer
-                format: int32
-              message:
-                type: string
+            $ref: '#/components/schemas/ProblemDetails'
 
     NotFound:
       description: Resource Not Found
       content:
         application/json:
           schema:
-            type: object
-            properties:
-              code:
-                type: integer
-                format: int32
-              message:
-                type: string
+            $ref: '#/components/schemas/ProblemDetails'
 
     UnexpectedError:
       description: Unexpected Error
       content:
         application/json:
           schema:
-            type: object
-            properties:
-              code:
-                type: integer
-                format: int32
-              message:
-                type: string
+            $ref: '#/components/schemas/ProblemDetails'
 
   parameters:
     roc-id: