diff --git a/index.html b/index.html
index d42ddad6..b6dfe265 100644
--- a/index.html
+++ b/index.html
@@ -5420,12 +5420,7 @@
                 <th data-tip="Rendering order: higher values are rendered on top">Order</th>
                 <th data-tip="Type group name">Name</th>
                 <th data-tip="Burg preview generator">Preview generator</th>
-                <th data-tip="Set min population constraint" colspan="2">Population</th>
-                <th
-                  data-tip="Set population percentile: 0-100, where 90 means the burg must have a population higher than 90% of all burgs"
-                >
-                  Percentile
-                </th>
+                <th data-tip="Set min population constraint" colspan="3">Population</th>
                 <th data-tip="Select allowed biomes">Biomes</th>
                 <th data-tip="Select allowed states">States</th>
                 <th data-tip="Select allowed cultures">Cultures</th>
@@ -8496,7 +8491,7 @@
     <script src="modules/biomes.js?v=1.99.00"></script>
     <script src="modules/names-generator.js?v=1.106.0"></script>
     <script src="modules/cultures-generator.js?v=1.106.0"></script>
-    <script src="modules/burgs-generator.js?v=1.107.0"></script>
+    <script src="modules/burgs-generator.js?v=1.109.5"></script>
     <script src="modules/states-generator.js?v=1.107.0"></script>
     <script src="modules/provinces-generator.js?v=1.106.0"></script>
     <script src="modules/routes-generator.js?v=1.106.0"></script>
@@ -8538,7 +8533,7 @@
     <script defer src="modules/ui/rivers-editor.js?v=1.106.0"></script>
     <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-group-editor.js?v=1.106.0"></script>
+    <script defer src="modules/ui/burg-group-editor.js?v=1.109.5"></script>
     <script defer src="modules/ui/burg-editor.js?v=1.106.6"></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>
diff --git a/modules/burgs-generator.js b/modules/burgs-generator.js
index 1e530fe2..20cd0fd1 100644
--- a/modules/burgs-generator.js
+++ b/modules/burgs-generator.js
@@ -399,8 +399,8 @@ window.Burgs = (() => {
       const [x2, y2] = cells.p[cells.haven[cell]];
       const deg = (Math.atan2(y2 - y1, x2 - x1) * 180) / Math.PI;
 
-      if (deg <= 0) return normalize(Math.abs(deg), 0, 180);
-      return 2 - normalize(deg, 0, 180);
+      if (deg <= 0) return rn(normalize(Math.abs(deg), 0, 180), 2);
+      return rn(2 - normalize(deg, 0, 180), 2);
     })();
 
     const arableBiomes = river ? [1, 2, 3, 4, 5, 6, 7, 8] : [5, 6, 7, 8];
diff --git a/modules/ui/burg-group-editor.js b/modules/ui/burg-group-editor.js
index 09efc130..48fc8089 100644
--- a/modules/ui/burg-group-editor.js
+++ b/modules/ui/burg-group-editor.js
@@ -13,7 +13,7 @@ function editBurgGroups() {
         byId("burgGroupsForm").requestSubmit();
       },
       Add: () => {
-        byId("burgGroupsBody").innerHTML += createLine({name: "", active: true, preview: null});
+        byId("burgGroupsBody").insertAdjacentHTML("beforeend", createLine({name: "", active: true, preview: null}));
       },
       Restore: () => {
         options.burgs.groups = Burgs.getDefaultGroups();
@@ -69,9 +69,9 @@ function editBurgGroups() {
           <option value="watabou-dwelling" ${group.preview === "watabou-dwelling" ? "selected" : ""}>Watabou Dwelling</option>
         </select>
       </td>
-      <td data-tip="Set min population constraint"><input type="number" name="min" min="0" step="any" value="${group.min || ''}" /></td>
-      <td data-tip="Set max population constraint"><input type="number" name="max" min="0" step="any" value="${group.max || ''}" /></td>
-      <td data-tip="Set population percentile"><input type="number" name="percentile" min="0" max="100" step="any" value="${group.percentile || ''}" /></td>
+      <td data-tip="Set min population constraint in population points (see the multiplier in Units Editor)"><input type="number" name="min" min="0" step="any" value="${group.min || ''}" /></td>
+      <td data-tip="Set max population constraint in population points (see the multiplier in Units Editor)"><input type="number" name="max" min="0" step="any" value="${group.max || ''}" /></td>
+      <td data-tip="Set population percentile: 0-100, where 90 means the burg must have a population higher than 90% of all burgs"><input type="number" name="percentile" min="0" max="100" step="any" value="${group.percentile || ''}" /></td>
       <td data-tip="Select allowed biomes">
         <input type="hidden" name="biomes" value="${group.biomes || ""}">
         <button type="button" name="biomes">${group.biomes ? "some" : "all"}</button>
diff --git a/versioning.js b/versioning.js
index f3bd90b9..1c4d005e 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 = "1.109.4";
+const VERSION = "1.109.5";
 if (parseMapVersion(VERSION) !== VERSION) alert("versioning.js: Invalid format or parsing function");
 
 {