diff --git a/doc/DEPLOYMENT.md b/doc/DEPLOYMENT.md
index 1d0b4b60..9e163e8a 100644
--- a/doc/DEPLOYMENT.md
+++ b/doc/DEPLOYMENT.md
@@ -46,7 +46,7 @@ cd AppFlowy-Cloud
 
 ### 2. Preparing the configuration
 - This is perhaps the most important part of the deployment process, please read carefully.
-- It is required that that is a `.env` file in the root directory of the repository.
+- It is required that there is a `.env` file in the root directory of the repository.
 - To get started, copy the template `deploy.env` as `.env` using the following shell commands:
 ```bash
 cp deploy.env .env