diff --git a/CLIENT_DATA/setup3264.ins b/CLIENT_DATA/setup3264.ins
index 5e21206..c31acad 100644
--- a/CLIENT_DATA/setup3264.ins
+++ b/CLIENT_DATA/setup3264.ins
@@ -100,7 +100,7 @@ else
 endif
 
 [Winbatch_install_32]
-"$Install32Exe$" /S
+"$Install32Exe$" /S /D=$InstallDir32$
 
 [Files_install_32]
 ; copy the ini file to the InstallDir
@@ -111,7 +111,7 @@ copy "$IniCfgFile$" "$InstallDir32$"
 ; copy -s "%ScriptPath%\files\*.*" "$InstallDir32$"
 
 [Winbatch_install_64]
-"$Install64Exe$" /S
+"$Install64Exe$" /S /D=$InstallDir64$
 
 [Files_install_64]
 ; copy the ini file to the InstallDir