diff --git a/fluent-package/msi/assets/fluentd.bat b/fluent-package/msi/assets/fluentd.bat
index 81bd06fa4..33fa4d668 100644
--- a/fluent-package/msi/assets/fluentd.bat
+++ b/fluent-package/msi/assets/fluentd.bat
@@ -11,9 +11,9 @@ set FLUENT_PACKAGE_TOPDIR=!FLUENT_PACKAGE_TOPDIR:\=/!
 
 set PATH=%FLUENT_PACKAGE_TOPDIR%bin;%PATH%
 set PATH=%FLUENT_PACKAGE_TOPDIR%;%PATH%
-set "FLUENT_CONF=%FLUENT_PACKAGE_TOPDIR%/etc/fluent/fluentd.conf"
-set "FLUENT_PLUGIN=%FLUENT_PACKAGE_TOPDIR%/etc/fluent/plugin"
-set "FLUENT_PACKAGE_VERSION=%FLUENT_PACKAGE_TOPDIR%/bin/fluent-package-version.rb"
+set "FLUENT_CONF=%FLUENT_PACKAGE_TOPDIR%etc/fluent/fluentd.conf"
+set "FLUENT_PLUGIN=%FLUENT_PACKAGE_TOPDIR%etc/fluent/plugin"
+set "FLUENT_PACKAGE_VERSION=%FLUENT_PACKAGE_TOPDIR%bin/fluent-package-version.rb"
 set FLUENT_FORCE_RUN=0
 set FLUENT_ARGS=
 for %%p in (%*) do (