diff --git a/source/ubinstall-gtk.h b/source/ubinstall-gtk.h
index 5b5240a..d5f4b36 100755
--- a/source/ubinstall-gtk.h
+++ b/source/ubinstall-gtk.h
@@ -296,7 +296,7 @@ layout && /description:/ {\
 
 #define get_localisation_command "ubconfig -ea --source global get [autoinstall] AUTOINSTALL[installer_locale] -- get [autoinstall] AUTOINSTALL['ubconfig set [locale] LANG'] -- get [locale] LANG"
 
-#define install_start_command(path) yon_char_unite("/usr/bin/bash -c \"nice ubinstall autoinstall",main_config.debug_mode?" --debug":""," --noautoconfig --noinstall_extra",strcmp(path,"system")?" --config=":"",strcmp(path,"system")?path:"", NULL)
+#define install_start_command(path) yon_char_unite("/usr/bin/bash -c \"nice ubinstall autoinstall",main_config.debug_mode?" --debug":""," --noautoconfig --noinstall_extra",strcmp(path,"system")?" --config=":"",strcmp(path,"system")?path:"","\"", NULL)
 #define configuration_start_command(path) yon_char_unite("nice ubinstall autoconfig install_extra",main_config.debug_mode?" --debug":"",strcmp(path,"system")?" --config=":"",strcmp(path,"system")?path:"", NULL)
 
 #define auto_install_command(path) yon_char_unite("nice ubinstall autoinstall",main_config.debug_mode?" --debug":"",strcmp(path,"system")?" --config=":"",strcmp(path,"system")?path:"", NULL)