diff --git a/CHANGELOG.md b/CHANGELOG.md
index b248fa4..630066a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 ### Change Log for Node-RED Worldmap
 
+ - v2.37.4 - Fix sessionid specific data not to be sent on reload/refresh
  - v2.37.3 - Fix hang on layer change
  - v2.37.2 - If custom layer is only layer then show it automatically. Issue #230
  - v2.37.1 - Warn (and drop) messages that are missing a payload. Issue #229
diff --git a/README.md b/README.md
index 768e787..821603d 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@ map web page for plotting "things" on.
 
 ### Updates
 
+- v2.37.4 - Fix sessionid specific data not to be sent on reload/refresh
 - v2.37.3 - Fix hang on layer change
 - v2.37.2 - If custom layer is only layer then show it automatically. Issue #230
 - v2.37.1 - Warn (and drop) messages that are missing a payload. Issue #229
diff --git a/package.json b/package.json
index e9abf90..3e08fb3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "node-red-contrib-web-worldmap",
-    "version": "2.37.3",
+    "version": "2.37.4",
     "description": "A Node-RED node to provide a web page of a world map for plotting things on.",
     "dependencies": {
         "@turf/bezier-spline": "~6.5.0",
diff --git a/worldmap.js b/worldmap.js
index c57d39f..8848e61 100644
--- a/worldmap.js
+++ b/worldmap.js
@@ -120,6 +120,7 @@ module.exports = function(RED) {
             });
             node.status({fill:"green",shape:"dot",text:"connected "+Object.keys(clients).length,_sessionid:client.id});
         }
+
         node.on('input', function(msg) {
             if (!msg.hasOwnProperty("payload")) { node.warn("Missing payload"); return; }
             if (msg.hasOwnProperty("_sessionid")) {
@@ -134,7 +135,7 @@ module.exports = function(RED) {
                     }
                 }
             }
-            if (msg.payload.hasOwnProperty("name")) {
+            if (msg.payload.hasOwnProperty("name") && !msg.hasOwnProperty("_sessionid")) {
                 allPoints[msg.payload.name] = RED.util.cloneMessage(msg.payload);
                 var t = node.maxage || 3600;
                 if (msg.payload.ttl && msg.payload.ttl < t) { t = msg.payload.ttl; }