diff --git a/rswag-specs/lib/rswag/specs/swagger_formatter.rb b/rswag-specs/lib/rswag/specs/swagger_formatter.rb
index b9898af..ac60b71 100644
--- a/rswag-specs/lib/rswag/specs/swagger_formatter.rb
+++ b/rswag-specs/lib/rswag/specs/swagger_formatter.rb
@@ -59,6 +59,7 @@ module Rswag
                   mime_list = value.dig(:consumes)
                   if value && schema_param && mime_list
                     value[:requestBody] = { content: {} } unless value.dig(:requestBody, :content)
+                    value[:requestBody][:required] = true if schema_param[:required]
                     mime_list.each do |mime|
                       value[:requestBody][:content][mime] = { schema: schema_param[:schema] }
                     end
diff --git a/test-app/swagger/v1/swagger.json b/test-app/swagger/v1/swagger.json
index a21ab32..5586d80 100644
--- a/test-app/swagger/v1/swagger.json
+++ b/test-app/swagger/v1/swagger.json
@@ -266,7 +266,8 @@
                 "type": "file"
               }
             }
-          }
+          },
+          "required": true
         }
       }
     }