diff --git a/install.bat b/install.bat
index dc74546..31b80a7 100644
--- a/install.bat
+++ b/install.bat
@@ -6,4 +6,4 @@ copy compile-scheme.scm "%ProgramFiles%\compile-scheme\"
 copy libs\implementations.sld "%ProgramFiles%\compile-scheme\libs\"
 copy libs\library-util.sld "%ProgramFiles%\compile-scheme\libs\"
 copy libs\util.sld "%ProgramFiles%\compile-scheme\libs\"
-if x%PATH:compile-scheme=%==x%PATH% setx path "%PATH%;%ProgramFiles%\compile-scheme"
+if x%PATH:compile-scheme=%==x%PATH% setx PATH "%PATH%;%ProgramFiles%\compile-scheme"