diff --git a/src/__tests__/__snapshots__/gen-api-models.test.ts.snap b/src/__tests__/__snapshots__/gen-api-models.test.ts.snap
index 3fa0ca2f..d646184e 100644
--- a/src/__tests__/__snapshots__/gen-api-models.test.ts.snap
+++ b/src/__tests__/__snapshots__/gen-api-models.test.ts.snap
@@ -508,3 +508,19 @@ exports[`gen-api-models should support file uploads 1`] = `
         // Decodes the success response with the type defined in the specs
         export const testFileUploadDefaultDecoder = () => testFileUploadDecoder(t.undefined);"
 `;
+
+exports[`gen-api-models should support generate requestbody 1`] = `
+"
+    /****************************************************************
+     * testRequestBody
+     */
+
+    // Request type definition
+    export type TestRequestBodyT = r.IPostApiRequestType<{readonly problem?: Problem}, \\"Content-Type\\", never, r.IResponseType<204, undefined>>;
+  
+        // Decodes the success response with a custom success type
+        export function testRequestBodyDecoder<A, O>(type: t.Type<A, O>) { return r.ioResponseDecoder<204, (typeof type)[\\"_A\\"], (typeof type)[\\"_O\\"]>(204, type); }
+
+        // Decodes the success response with the type defined in the specs
+        export const testRequestBodyDefaultDecoder = () => testRequestBodyDecoder(t.undefined);"
+`;
diff --git a/src/__tests__/api.yaml b/src/__tests__/api.yaml
index fec97352..e114fa46 100644
--- a/src/__tests__/api.yaml
+++ b/src/__tests__/api.yaml
@@ -45,7 +45,42 @@ paths:
       responses:
         "200":
           description: "File uploaded"
+  /test-serializers:
+    post:
+      operationId: "testSerializer"
+      parameters:
+        - name: "qo"
+          in: "query"
+          required: false
+          type: "string"
+        - $ref: "#/parameters/PaginationRequest"
+      responses:
+        "200":
+          description: "File uploaded"
+          schema:
+            $ref: "#/definitions/Message"
+        "403":
+          description: "Error string"
+          schema:
+            $ref: "#/definitions/Problem"
+  /test-requestbody:
+    post:
+      operationId: "testRequestBody"
+      parameters:
+        - in: body
+          name: body
+          schema:
+            "$ref": "#/definitions/Problem"
+      responses:
+        "204":
+          description: No content
 definitions:
+  Problem:
+    properties:
+      title:
+        type: string
+      type:
+        type: string
   AllOfTest:
     allOf:
       - type: object
diff --git a/src/__tests__/gen-api-models.test.ts b/src/__tests__/gen-api-models.test.ts
index 53ae8f29..5e337a1d 100644
--- a/src/__tests__/gen-api-models.test.ts
+++ b/src/__tests__/gen-api-models.test.ts
@@ -276,4 +276,25 @@ describe("gen-api-models", () => {
 
     expect(code.e1).toMatchSnapshot();
   });
+
+
+  it("should support generate requestbody", async () => {
+    const operation = spec.paths["/test-requestbody"].post;
+
+    const code = await renderOperation(
+      "post",
+      operation.operationId,
+      operation,
+      spec.parameters,
+      spec.securityDefinitions,
+      [],
+      {},
+      "undefined",
+      "undefined",
+      true
+    );
+
+    expect(code.e1).toMatchSnapshot();
+  });
+
 });