diff --git a/2.3/getting-started/installation.md b/2.3/getting-started/installation.md
index fb584f1..abf88ec 100644
--- a/2.3/getting-started/installation.md
+++ b/2.3/getting-started/installation.md
@@ -32,7 +32,7 @@ ls-lint-windows-amd64.exe
 
 ```bash
 npm install -g @ls-lint/ls-lint@v2.3.1 # global
-npm install @ls-lint/ls-lint@v2.3.1 # local
+npm install --save-dev @ls-lint/ls-lint@v2.3.1 # local
 ```
 
 ### Run