diff --git a/packages/backend/src/apps/twitter/actions/create-tweet/index.ts b/packages/backend/src/apps/twitter/actions/create-tweet/index.ts
new file mode 100644
index 00000000..17da5737
--- /dev/null
+++ b/packages/backend/src/apps/twitter/actions/create-tweet/index.ts
@@ -0,0 +1,48 @@
+import { IActionOutput } from '@automatisch/types';
+import defineAction from '../../../../helpers/define-action';
+
+export default defineAction({
+  name: 'Create Tweet',
+  key: 'createTweet',
+  description: 'Create a tweet.',
+  substeps: [
+    {
+      key: 'chooseConnection',
+      name: 'Choose connection',
+    },
+    {
+      key: 'chooseAction',
+      name: 'Set up action',
+      arguments: [
+        {
+          label: 'Tweet body',
+          key: 'tweet',
+          type: 'string',
+          required: true,
+          description: 'The content of your new tweet.',
+          variables: true,
+        },
+      ],
+    },
+    {
+      key: 'testStep',
+      name: 'Test action',
+    },
+  ],
+
+  async run($) {
+    const text = $.step.parameters.tweet;
+    const response = await $.http.post('/2/tweets', {
+      text,
+    });
+
+    const tweet: IActionOutput = {
+      data: {
+        raw: response.data,
+      },
+      error: response?.integrationError,
+    };
+
+    return tweet;
+  },
+});
diff --git a/packages/backend/src/apps/twitter/common/add-auth-header.ts b/packages/backend/src/apps/twitter/common/add-auth-header.ts
index 86b35f00..e21d637b 100644
--- a/packages/backend/src/apps/twitter/common/add-auth-header.ts
+++ b/packages/backend/src/apps/twitter/common/add-auth-header.ts
@@ -1,7 +1,13 @@
 import { Token } from 'oauth-1.0a';
-import { TBeforeRequest } from '@automatisch/types';
+import { IJSONObject, TBeforeRequest } from '@automatisch/types';
 import oauthClient from './oauth-client';
 
+type RequestDataType = {
+  url: string;
+  method: string;
+  data?: IJSONObject;
+};
+
 const addAuthHeader: TBeforeRequest = ($, requestConfig) => {
   const { url, method, data } = requestConfig;
 
@@ -10,12 +16,15 @@ const addAuthHeader: TBeforeRequest = ($, requestConfig) => {
     secret: $.auth.data?.accessSecret as string,
   };
 
-  const requestData = {
+  const requestData: RequestDataType = {
     url: `${requestConfig.baseURL}${url}`,
     method,
-    data,
   };
 
+  if (url === '/oauth/request_token') {
+    requestData.data = data;
+  }
+
   const authHeader = oauthClient($).toHeader(
     oauthClient($).authorize(requestData, token)
   );