diff --git a/.gitignore b/.gitignore
index 15f34da..f22bca5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 resources/_gen/
 public/
+.hugo_build.lock
diff --git a/README.md b/README.md
index 633d20d..da99826 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ echo "theme = 'ananke'" >> hugo.toml
 ```
 ### Update
 ```bash
-git submodule update --remote
+git submodule update --rebase --remote
 git add themes/.
 git commit -m "theme submodule updated"
 ```