diff --git a/README.md b/README.md
index 3c7c06759..401de24ba 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,7 @@ Run `ng generate component component-name` to generate a new component. You can
 
 ### Build
 
-Run `ng build` to build the project. The build artifacts will be stored in the `dist/` directory. Use the `-prod` flag for a production build.
+Run `ng build` to build the project. The build artifacts will be stored in the `dist/` directory. Use the `--prod` flag for a production build.
 
 ### Further help