diff --git a/ICSharpCode.ILSpyCmd/README.md b/ICSharpCode.ILSpyCmd/README.md
index 5d9671b8f..3db7cae87 100644
--- a/ICSharpCode.ILSpyCmd/README.md
+++ b/ICSharpCode.ILSpyCmd/README.md
@@ -6,7 +6,7 @@ To install:
 dotnet tool install ilspycmd -g
 ```
 
-Help output (`ilspycmd ---help`):
+Help output (`ilspycmd --help`):
 
 ```
 ilspycmd: 8.0.0.7007