diff --git a/src/plugins/editor-content-fixtures/selectors/selectOpenAPI20PetstoreYAML.js b/src/plugins/editor-content-fixtures/selectors/selectOpenAPI20PetstoreYAML.js
index 9e602e6fb21..2fe168a4961 100644
--- a/src/plugins/editor-content-fixtures/selectors/selectOpenAPI20PetstoreYAML.js
+++ b/src/plugins/editor-content-fixtures/selectors/selectOpenAPI20PetstoreYAML.js
@@ -52,8 +52,10 @@ paths:
         schema:
           $ref: "#/definitions/Pet"
       responses:
-        "405":
-          description: "Invalid input"
+        "400":
+          description: Invalid input
+        "422":
+          description: Validation exception
       security:
       - petstore_auth:
         - "write:pets"
@@ -82,7 +84,7 @@ paths:
           description: "Invalid ID supplied"
         "404":
           description: "Pet not found"
-        "405":
+        "422":
           description: "Validation exception"
       security:
       - petstore_auth:
@@ -216,8 +218,10 @@ paths:
         required: false
         type: "string"
       responses:
-        "405":
-          description: "Invalid input"
+        "400":
+          description: Invalid input
+        "422":
+          description: Validation exception
       security:
       - petstore_auth:
         - "write:pets"
diff --git a/src/plugins/editor-content-fixtures/selectors/selectOpenAPI303PetstoreYAML.js b/src/plugins/editor-content-fixtures/selectors/selectOpenAPI303PetstoreYAML.js
index 4e234df71fd..d2937c3aa3c 100644
--- a/src/plugins/editor-content-fixtures/selectors/selectOpenAPI303PetstoreYAML.js
+++ b/src/plugins/editor-content-fixtures/selectors/selectOpenAPI303PetstoreYAML.js
@@ -71,7 +71,7 @@ paths:
           description: Invalid ID supplied
         '404':
           description: Pet not found
-        '405':
+        '422':
           description: Validation exception
       security:
         - petstore_auth:
@@ -106,8 +106,10 @@ paths:
             application/xml:
               schema:
                 $ref: '#/components/schemas/Pet'
-        '405':
+        '400':
           description: Invalid input
+        '422':
+          description: Validation exception
       security:
         - petstore_auth:
             - write:pets
@@ -248,7 +250,7 @@ paths:
           schema:
             type: string
       responses:
-        '405':
+        '400':
           description: Invalid input
       security:
         - petstore_auth:
@@ -363,8 +365,10 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/Order'
-        '405':
+        '400':
           description: Invalid input
+        '422':
+          description: Validation exception
   /store/order/{orderId}:
     get:
       tags:
diff --git a/src/plugins/editor-content-fixtures/selectors/selectOpenAPI310PetstoreYAML.js b/src/plugins/editor-content-fixtures/selectors/selectOpenAPI310PetstoreYAML.js
index 95ae69029c6..7defbf4c4fb 100644
--- a/src/plugins/editor-content-fixtures/selectors/selectOpenAPI310PetstoreYAML.js
+++ b/src/plugins/editor-content-fixtures/selectors/selectOpenAPI310PetstoreYAML.js
@@ -71,7 +71,7 @@ paths:
           description: Invalid ID supplied
         '404':
           description: Pet not found
-        '405':
+        '422':
           description: Validation exception
       security:
         - petstore_auth:
@@ -106,8 +106,10 @@ paths:
             application/xml:
               schema:
                 $ref: '#/components/schemas/Pet'
-        '405':
+        '400':
           description: Invalid input
+        '422':
+          description: Validation exception
       security:
         - petstore_auth:
             - write:pets
@@ -248,7 +250,7 @@ paths:
           schema:
             type: string
       responses:
-        '405':
+        '400':
           description: Invalid input
       security:
         - petstore_auth:
@@ -363,8 +365,10 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/Order'
-        '405':
+        '400':
           description: Invalid input
+        '422':
+          description: Validation exception
   /store/order/{orderId}:
     get:
       tags: