diff --git a/website/src/lib/components/layer-control/CustomLayers.svelte b/website/src/lib/components/layer-control/CustomLayers.svelte
index 412ccba9..15a7a162 100644
--- a/website/src/lib/components/layer-control/CustomLayers.svelte
+++ b/website/src/lib/components/layer-control/CustomLayers.svelte
@@ -256,7 +256,11 @@
             }
             $customOverlayOrder = $customOverlayOrder.filter((id) => id !== layerId);
 
-            if ($map) {
+            if (
+                $currentOverlays.overlays['custom'] &&
+                $currentOverlays.overlays['custom'][layerId] &&
+                $map
+            ) {
                 try {
                     $map.removeImport(layerId);
                 } catch (e) {