diff --git a/README.md b/README.md
index f03ccdea..7b523ab1 100644
--- a/README.md
+++ b/README.md
@@ -34,7 +34,7 @@ git submodule add https://github.com/Lruihao/FixIt.git themes/FixIt
 And later you can update the submodule in your site directory to the latest commit using this command:
 
 ```bash
-git submodule update --remote
+git submodule update --remote --merge
 ```
 
 Or use shell command `fixit_checker.sh` to update and commit in the theme directory.
diff --git a/README.zh-cn.md b/README.zh-cn.md
index 074dfdae..19e12fe3 100644
--- a/README.zh-cn.md
+++ b/README.zh-cn.md
@@ -34,7 +34,7 @@ git submodule add https://github.com/Lruihao/FixIt.git themes/FixIt
 之后，你可以在站点目录通过这条命令来将主题更新至最新版本：
 
 ```bash
-git submodule update --remote
+git submodule update --remote --merge
 ```
 
 或者在主题目录中使用 shell 命令 `fixit_checker.sh` 将主题更新至最新版本：
diff --git a/fixit_checker.sh b/fixit_checker.sh
index dd0e86d3..b4f23864 100644
--- a/fixit_checker.sh
+++ b/fixit_checker.sh
@@ -1,5 +1,5 @@
 echo "Checking for FixIt updates ..."
 cd ../..
-git submodule update --remote
+git submodule update --remote --merge
 git add themes/FixIt
 git commit -m ":arrow_up: Chore: update FixIt theme version"
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