diff --git a/compiler/cli/bin/kotlinc.bat b/compiler/cli/bin/kotlinc.bat
index f12d7ec9c05..2d51465b04d 100644
--- a/compiler/cli/bin/kotlinc.bat
+++ b/compiler/cli/bin/kotlinc.bat
@@ -31,7 +31,7 @@ if not "%_KOTLIN_RUNNER%"=="" (
   "%_JAVACMD%" %JAVA_OPTS% "-Dkotlin.home=%_KOTLIN_HOME%" -cp "%_KOTLIN_HOME%\lib\kotlin-runner.jar" ^
     org.jetbrains.kotlin.runner.Main %*
 ) else (
-  SET _ADDITIONAL_CLASSPATH=""
+  SET _ADDITIONAL_CLASSPATH=
 
   if not "%_KOTLIN_TOOL%"=="" (
     set _ADDITIONAL_CLASSPATH=;%_KOTLIN_HOME%\lib\%_KOTLIN_TOOL%