diff --git a/index.html b/index.html
index e16d5d0f..2920c16e 100644
--- a/index.html
+++ b/index.html
@@ -1564,7 +1564,7 @@
                   data-stored="points"
                   type="range"
                   min="1"
-                  max="13"
+                  max="20"
                   value="4"
                   data-cells="10000"
                 />
@@ -5807,7 +5807,7 @@
           <div data-tip="Set points (cells) number of the submap" style="display: flex; gap: 1em">
             <div>Points number</div>
             <div>
-              <input id="submapPointsInput" type="range" min="1" max="13" value="4" />
+              <input id="submapPointsInput" type="range" min="1" max="20" value="4" />
               <output id="submapPointsFormatted" style="color: #053305">10K</output>
             </div>
           </div>
@@ -5838,7 +5838,7 @@
         >
           <div>Points number</div>
           <div>
-            <input id="transformPointsInput" type="range" min="1" max="13" value="4" />
+            <input id="transformPointsInput" type="range" min="1" max="20" value="4" />
             <output id="transformPointsFormatted" style="color: #053305">10K</output>
           </div>
 
diff --git a/modules/ui/options.js b/modules/ui/options.js
index 537a6a4e..9a6f4158 100644
--- a/modules/ui/options.js
+++ b/modules/ui/options.js
@@ -327,7 +327,14 @@ const cellsDensityMap = {
   10: 70000,
   11: 80000,
   12: 90000,
-  13: 100000
+  13: 100000,
+  14: 150000,
+  15: 200000,
+  16: 300000,
+  17: 400000,
+  18: 500000,
+  19: 750000,
+  20: 1000000
 };
 
 function changeCellsDensity(value) {