diff --git a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
index d87a2c63122..81c08b00bbc 100644
--- a/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
+++ b/package/kernel/mac80211/files/lib/netifd/wireless/mac80211.sh
@@ -765,7 +765,7 @@ mac80211_prepare_iw_htmode() {
 
 mac80211_add_mesh_params() {
 	for var in $MP_CONFIG_INT $MP_CONFIG_BOOL $MP_CONFIG_STRING; do
-		eval "mp_val=\"\$var\""
+		eval "mp_val=\"\$$var\""
 		[ -n "$mp_val" ] && json_add_string "$var" "$mp_val"
 	done
 }