diff --git a/README.md b/README.md
index 260e95a..d18e807 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ Requirements:
 Add the library to your project:
 
 ```bash
-composer require playwright-php/playwright
+composer require --dev playwright-php/playwright
 ```
 
 Install the Playwright browsers (Chromium, Firefox, WebKit):
diff --git a/docs/guide/getting-started.md b/docs/guide/getting-started.md
index 813c608..94d2566 100644
--- a/docs/guide/getting-started.md
+++ b/docs/guide/getting-started.md
@@ -21,7 +21,7 @@ Composer. Second, you run a command to download the necessary browser binaries.
 Navigate to your project's root directory and run the following Composer command:
 
 ```bash
-composer require playwright-php/playwright
+composer require --dev playwright-php/playwright
 ```
 
 ### Step 2: Install Browsers