diff --git a/modules/ui/units-editor.js b/modules/ui/units-editor.js
index 57b9a602..be8f94c4 100644
--- a/modules/ui/units-editor.js
+++ b/modules/ui/units-editor.js
@@ -141,7 +141,7 @@ function editUnits() {
     // population
     populationRate = populationRateOutput.value = populationRateInput.value = 1000;
     urbanization = urbanizationOutput.value = urbanizationInput.value = 1;
-    urbanDensity = urbanDensityOutput.value = urbanDensityInput.value = 7;
+    urbanDensity = urbanDensityOutput.value = urbanDensityInput.value = 10;
     localStorage.removeItem("populationRate");
     localStorage.removeItem("urbanization");
     localStorage.removeItem("urbanDensity")