diff --git a/index.html b/index.html
index fec43b80..1db3390a 100644
--- a/index.html
+++ b/index.html
@@ -8572,7 +8572,7 @@
     <script defer src="modules/io/save.js?v=1.107.4"></script>
     <script defer src="modules/io/load.js?v=1.108.0"></script>
     <script defer src="modules/io/cloud.js?v=1.106.0"></script>
-    <script defer src="modules/io/export.js?v=1.108.11"></script>
+    <script defer src="modules/io/export.js?v=1.108.13"></script>
 
     <script defer src="modules/renderers/draw-features.js?v=1.108.2"></script>
     <script defer src="modules/renderers/draw-borders.js?v=1.104.0"></script>
diff --git a/modules/heightmap-generator.js b/modules/heightmap-generator.js
index 5a69337e..87bc02d5 100644
--- a/modules/heightmap-generator.js
+++ b/modules/heightmap-generator.js
@@ -106,7 +106,7 @@ window.HeightmapGenerator = (function () {
     return blobPowerMap[cells] || 0.98;
   }
 
-  function getLinePower() {
+  function getLinePower(cells) {
     const linePowerMap = {
       1000: 0.75,
       2000: 0.77,
diff --git a/modules/io/export.js b/modules/io/export.js
index fcc94cb6..51164c73 100644
--- a/modules/io/export.js
+++ b/modules/io/export.js
@@ -564,7 +564,7 @@ function saveGeoJsonMarkers() {
   const features = pack.markers.map(marker => {
     const {i, type, icon, x, y, size, fill, stroke} = marker;
     const coordinates = getCoordinates(x, y, 4);
-    const note = notes.find(note => note.id === id);
+    const note = notes.find(note => note.id === "marker" + i);
     const properties = {id: i, type, icon, x, y, ...note, size, fill, stroke};
     return {type: "Feature", geometry: {type: "Point", coordinates}, properties};
   });