1 files changed, 2 insertions, 2 deletions
diff --git a/main.js b/main.js
index 6f155ef..88ac044 100644
--- a/main.js
+++ b/main.js
@@ -3320,7 +3320,7 @@ const [vectorLayers, featureOverlayLayer] = (function() {
   const fixLayerVisibility = function() {
     const result = {}
     Object.keys(layers).forEach(function(lyr) {
-      const layerGroup = lyr.split('_', 2)[0];
+      const layerGroup = lyr.split('_', 1)[0];
       if (result[layerGroup] === undefined) {
         result[layerGroup] = false;
       }
@@ -3361,7 +3361,7 @@ const [vectorLayers, featureOverlayLayer] = (function() {
     fixLayerVisibility();
 
     layerList
-      .map((l) => l.split('_', 2)[0])
+      .map((l) => l.split('_', 1)[0])
       .filter((v, i, arr) => arr.indexOf(v) === i)
       .forEach((l) => vectorLayers[l].getSource().changed());