diff --git a/package/acx-mac80211/Makefile b/package/acx-mac80211/Makefile
index 80e52820e5..3e8bb15c5b 100644
--- a/package/acx-mac80211/Makefile
+++ b/package/acx-mac80211/Makefile
@@ -18,6 +18,7 @@ PKG_SOURCE_URL:=git://acx100.git.sourceforge.net/gitroot/acx100/acx-mac80211
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
 PKG_SOURCE_VERSION:=$(PKG_REV)
+PKG_MIRROR_MD5SUM:=8d6bc84239059fd938ff4d989579f622
 PKG_BUILD_DEPENDS:=mac80211
 
 include $(INCLUDE_DIR)/package.mk