diff --git a/public/openapi.yml b/public/openapi.yml
index 5eb790d..d786c70 100644
--- a/public/openapi.yml
+++ b/public/openapi.yml
@@ -18,19 +18,16 @@ paths:
             schema:
               type: object
               properties:
-                user:
-                  type: object
-                  properties:
-                    last_name:
-                      type: string
-                    name:
-                      type: string
-                    middle_name:
-                      type: string
-                    email:
-                      type: string
-                    phone:
-                      type: string
+                last_name:
+                  type: string
+                name:
+                  type: string
+                middle_name:
+                  type: string
+                email:
+                  type: string
+                phone:
+                  type: string
                 password:
                   type: string
                   example: 'strong_password123'
@@ -56,6 +53,12 @@ paths:
               schema:
                 type: string
                 example: 'bad_password'
+        422:
+          description: Validation error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ValidationError'
   /api/users/login:
     post:
       tags:
@@ -86,10 +89,13 @@ paths:
             
             | key | val |
             | --- | --- |
-            | `bad_email` | email is not a valid email |
             | `bad_password` | authentication unsuccessful; this means that there is either no user with this email, or password doesn't match |
-            
-            This error also might be sent by laravel if your body is corrupted
+        422:
+          description: Validation error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ValidationError'
   /api/users/reset:
     post:
       tags:
@@ -112,6 +118,12 @@ paths:
         200:
           description: |-
             The password is reset
+        422:
+          description: Validation error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ValidationError'
     
   /api/users/private/list:
     get:
@@ -147,8 +159,12 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/User'
-        400:
-          description: Invalid ID
+        422:
+          description: Validation error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ValidationError'
         404:
           description: User not found
   /api/users/private/edit/{id}:
@@ -166,6 +182,12 @@ paths:
       responses:
         200:
           description: OK
+        422:
+          description: Validation error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ValidationError'
       requestBody:
         description: |-
           All fields of `user` are required. The whole record will be updated with exactly what you provide here. It is assumed that you already have all information about the user beforehand
@@ -209,6 +231,12 @@ paths:
                 items:
                   type: string
                   example: 'userid'
+        422:
+          description: Validation error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ValidationError'
     delete:
       summary: Remove user(s) from trash
       tags:
@@ -237,6 +265,12 @@ paths:
                 items:
                   type: string
                   example: 'userid'
+        422:
+          description: Validation error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ValidationError'
   /api/users/private/trash/clean:
     delete:
       summary: Delete user(s) for good from trash
@@ -262,6 +296,12 @@ paths:
                 type: array
                 items:
                   type: string
+        422:
+          description: Validation error
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/ValidationError'
   /api/users/private/trash/list:
     get:
       summary: List users in trash
@@ -319,6 +359,14 @@ components:
         password:
           type: string
           example: 'argon2-hash-here'
+    ValidationError:
+      type: object
+      properties:
+        field_name:
+          type: array
+          items:
+            type: string
+            example: 'This field is invalid!'
   securitySchemes:
     session:
       type: http