diff --git a/src/gui/hdd_menu.cpp b/src/gui/hdd_menu.cpp
index a64f30fd0..675790a90 100644
--- a/src/gui/hdd_menu.cpp
+++ b/src/gui/hdd_menu.cpp
@@ -622,7 +622,7 @@ int CHDDFmtExec::exec(CMenuTarget* /*parent*/, const std::string& key)
 	waitfordev(src, 30); /* mdev can somtimes takes long to create devices, especially after mkfs? */
 
 	printf("CHDDFmtExec: executing %s %s\n","/sbin/tune2fs -r 0 -c 0 -i 0", src);
-	my_system(5, "/sbin/tune2fs", "-r 0", "-c 0", "-i 0", src);
+	my_system(8, "/sbin/tune2fs", "-r", "0", "-c", "0", "-i", "0", src);
 
 _remount:
 	unlink("/tmp/.nomdevmount");