diff --git a/luci.mk b/luci.mk
index 1ddb73d498..0b2ec4e700 100644
--- a/luci.mk
+++ b/luci.mk
@@ -7,7 +7,7 @@
 LUCI_NAME?=$(notdir ${CURDIR})
 LUCI_TYPE?=$(word 2,$(subst -, ,$(LUCI_NAME)))
 LUCI_BASENAME?=$(patsubst luci-$(LUCI_TYPE)-%,%,$(LUCI_NAME))
-LUCI_LANGUAGES:=$(filter-out templates,$(notdir $(wildcard ${CURDIR}/po/*)))
+LUCI_LANGUAGES:=$(sort $(filter-out templates,$(notdir $(wildcard ${CURDIR}/po/*))))
 LUCI_DEFAULTS:=$(notdir $(wildcard ${CURDIR}/root/etc/uci-defaults/*))
 LUCI_PKGARCH?=$(if $(realpath src/Makefile),,all)