diff --git a/apps/emqx_prometheus/src/emqx_prometheus.erl b/apps/emqx_prometheus/src/emqx_prometheus.erl
index a66f275f8..4712a43c8 100644
--- a/apps/emqx_prometheus/src/emqx_prometheus.erl
+++ b/apps/emqx_prometheus/src/emqx_prometheus.erl
@@ -219,6 +219,10 @@ emqx_collect(emqx_connections_count, Stats) ->
     gauge_metric(?C('connections.count', Stats));
 emqx_collect(emqx_connections_max, Stats) ->
     gauge_metric(?C('connections.max', Stats));
+emqx_collect(emqx_live_connections_count, Stats) ->
+    gauge_metric(?C('live_connections.count', Stats));
+emqx_collect(emqx_live_connections_max, Stats) ->
+    gauge_metric(?C('live_connections.max', Stats));
 %% sessions
 emqx_collect(emqx_sessions_count, Stats) ->
     gauge_metric(?C('sessions.count', Stats));
@@ -460,6 +464,8 @@ emqx_stats() ->
     [
         emqx_connections_count,
         emqx_connections_max,
+        emqx_live_connections_count,
+        emqx_live_connections_max,
         emqx_sessions_count,
         emqx_sessions_max,
         emqx_topics_count,