diff --git a/debian/rules b/debian/rules
index 48f6e61..fae83ae 100755
--- a/debian/rules
+++ b/debian/rules
@@ -11,6 +11,9 @@ export DEBIAN_PACKAGE=1
 	dh $@
 override_dh_installsystemd:
 	# Update the the dbus user to logname
-	env
-	sed -i "/LOGNAME/,+1s/user=\".*\"/user=\"$(logname)\"/" "${DPKG_ROOT}/usr/share/dbus-1/system.d/com.yuezk.qt.GPService.conf"
+	dbus_conf="/usr/share/dbus-1/system.d/com.yuezk.qt.GPService.conf"
+	if [ -f dbus_conf ]; then
+		sed -i "/LOGNAME/,+1s/user=\".*\"/user=\"$(logname)\"/" ${dbus_conf}
+	fi
+
 	dh_installsystemd gpservice.service