diff --git a/html/early.js b/html/early.js
index 59e96a7..93d413e 100644
--- a/html/early.js
+++ b/html/early.js
@@ -281,7 +281,7 @@ if (uuid != null) {
         RefreshInterval = data.refresh;
         nHistoryItems = (data.history < 2) ? 0 : data.history;
         binCraft = data.binCraft ? true : false;
-        dbServer = data.dbServer ? true : false;
+        dbServer = (data.dbServer && data.globeIndexGrid != null) ? true : false;
 
         if (receiverJson.lat != null) {
             SiteLat = receiverJson.lat;
diff --git a/html/script.js b/html/script.js
index e26113e..92fc630 100644
--- a/html/script.js
+++ b/html/script.js
@@ -1056,7 +1056,7 @@ function initSourceFilter(colors) {
     if (globeIndex)
         html += createFilter(colors['unknown'], 'Unknown');
 
-    if (globeIndex || dbServer)
+    if (globeIndex)
         html += createFilter(colors['uat'], 'ADS-C');
 
     document.getElementById('sourceFilter').innerHTML = html;