diff --git a/index.html b/index.html
index ac52e587..4c70d664 100644
--- a/index.html
+++ b/index.html
@@ -8042,7 +8042,7 @@
     <script src="main.js?v=1.99.00"></script>
 
     <script defer src="modules/relief-icons.js?v=1.99.05"></script>
-    <script defer src="modules/ui/style.js?v=1.99.05"></script>
+    <script defer src="modules/ui/style.js?v=1.99.08"></script>
     <script defer src="modules/ui/editors.js?v=1.99.05"></script>
     <script defer src="modules/ui/tools.js?v=1.99.06"></script>
     <script defer src="modules/ui/world-configurator.js?v=1.99.00"></script>
diff --git a/modules/ui/style.js b/modules/ui/style.js
index 6aa5b93d..19bce98b 100644
--- a/modules/ui/style.js
+++ b/modules/ui/style.js
@@ -725,13 +725,13 @@ styleTemperatureFillInput.addEventListener("input", e => {
 });
 
 stylePopulationRuralStrokeInput.addEventListener("input", e => {
-  population.select("#rural").attr("stroke", this.value);
-  stylePopulationRuralStrokeOutput.value = this.value;
+  population.select("#rural").attr("stroke", e.target.value);
+  stylePopulationRuralStrokeOutput.value = e.target.value;
 });
 
 stylePopulationUrbanStrokeInput.addEventListener("input", e => {
-  population.select("#urban").attr("stroke", this.value);
-  stylePopulationUrbanStrokeOutput.value = this.value;
+  population.select("#urban").attr("stroke", e.target.value);
+  stylePopulationUrbanStrokeOutput.value = e.target.value;
 });
 
 styleCompassSizeInput.addEventListener("input", shiftCompass);
diff --git a/versioning.js b/versioning.js
index b47a5355..71c28183 100644
--- a/versioning.js
+++ b/versioning.js
@@ -1,7 +1,7 @@
 "use strict";
 
 // version and caching control
-const version = "1.99.07"; // generator version, update each time
+const version = "1.99.08"; // generator version, update each time
 
 {
   document.title += " v" + version;