diff --git a/index.html b/index.html
index 3c0ba0f3..0c8a1e58 100644
--- a/index.html
+++ b/index.html
@@ -8141,7 +8141,7 @@
     <script defer src="modules/ui/rivers-creator.js?v=1.106.0"></script>
     <script defer src="modules/ui/relief-editor.js?v=1.99.00"></script>
     <script defer src="modules/ui/burg-editor.js?v=1.106.6"></script>
-    <script defer src="modules/ui/units-editor.js?v=1.104.0"></script>
+    <script defer src="modules/ui/units-editor.js?v=1.108.12"></script>
     <script defer src="modules/ui/notes-editor.js?v=1.107.3"></script>
     <script defer src="modules/ui/ai-generator.js?v=1.108.8"></script>
     <script defer src="modules/ui/diplomacy-editor.js?v=1.99.00"></script>
diff --git a/modules/ui/units-editor.js b/modules/ui/units-editor.js
index a30e9a7d..aa63e64a 100644
--- a/modules/ui/units-editor.js
+++ b/modules/ui/units-editor.js
@@ -121,11 +121,16 @@ function editUnits() {
 
   function addRuler() {
     if (!layerIsOn("toggleRulers")) toggleRulers();
+
+    const width = Math.min(graphWidth, svgWidth);
+    const height = Math.min(graphHeight, svgHeight);
     const pt = byId("map").createSVGPoint();
-    (pt.x = graphWidth / 2), (pt.y = graphHeight / 4);
+    pt.x = width / 2;
+    pt.y = height / 4;
     const p = pt.matrixTransform(viewbox.node().getScreenCTM().inverse());
-    const dx = graphWidth / 4 / scale;
-    const dy = (rulers.data.length * 40) % (graphHeight / 2);
+
+    const dx = width / 4 / scale;
+    const dy = (rulers.data.length * 40) % (height / 2);
     const from = [(p.x - dx) | 0, (p.y + dy) | 0];
     const to = [(p.x + dx) | 0, (p.y + dy) | 0];
     rulers.create(Ruler, [from, to]).draw();
diff --git a/versioning.js b/versioning.js
index a785e90e..1094599c 100644
--- a/versioning.js
+++ b/versioning.js
@@ -13,7 +13,7 @@
  * Example: 1.102.2 -> Major version 1, Minor version 102, Patch version 2
  */
 
-const VERSION = "1.108.11";
+const VERSION = "1.108.12";
 if (parseMapVersion(VERSION) !== VERSION) alert("versioning.js: Invalid format or parsing function");
 
 {