diff --git a/README.md b/README.md
index b5053161..e16fc6d4 100644
--- a/README.md
+++ b/README.md
@@ -60,7 +60,7 @@ export OPENAI_API_KEY="your-api-key"
 ### 3. Run Hello World
 
 ```shell
-gptscript https://get.gptscript.ai/echo.gpt --input "Hello, World!"
+gptscript https://get.gptscript.ai/echo.gpt --input 'Hello, World!'
 ```
 
 ## How it works