diff --git a/install.bat b/install.bat
index c1fd82e..6041de6 100644
--- a/install.bat
+++ b/install.bat
@@ -10,8 +10,8 @@ copy libs\implementations.sld "%ProgramFiles%\compile-scheme\libs\" > nul
 copy libs\library-util.sld "%ProgramFiles%\compile-scheme\libs\" > nul
 copy libs\util.sld "%ProgramFiles%\compile-scheme\libs\" > nul
 
-set pathone "x%PATH: =_%"
-set pathtwo "x%pathone:compile-scheme=%"
+set pathone x"%PATH: =_%"
+set pathtwo x"%pathone:compile-scheme=%"
 
 if not "%pathone%" == "%pathtwo%" setx PATH "%PATH%;%ProgramFiles%\compile-scheme"