diff --git a/jpos/src/main/java/org/jpos/q2/iso/QServer.java b/jpos/src/main/java/org/jpos/q2/iso/QServer.java
index 6e13083b0c..c9c5772ea0 100644
--- a/jpos/src/main/java/org/jpos/q2/iso/QServer.java
+++ b/jpos/src/main/java/org/jpos/q2/iso/QServer.java
@@ -408,9 +408,10 @@ private void initMeters() {
           MeterFactory.gauge
             (registry, MeterInfo.ISOSERVER_CONNECTION_COUNT,
               tags,
-              BaseUnits.THREADS,
-              server::getConnectionCount
+              BaseUnits.SESSIONS,
+              server::getActiveConnections
           );
+
         if (channel instanceof BaseChannel baseChannel) {
              baseChannel.setCounters(msgInCounter, msgOutCounter);
              baseChannel.setMeterRegistry(registry);