diff --git a/docs/Changelog.md b/docs/Changelog.md
index 6b6525637..932ab892a 100644
--- a/docs/Changelog.md
+++ b/docs/Changelog.md
@@ -2,6 +2,7 @@
 
 ## Next version
 
+- Map theme improvements
 - Minor improvements and bug fixes
 - [Solved issues](https://github.com/mapsforge/vtm/issues?q=is%3Aclosed+milestone%3A0.28.0)
 
diff --git a/vtm-themes/resources/assets/vtm/biker.xml b/vtm-themes/resources/assets/vtm/biker.xml
index f9528088e..acc82de91 100644
--- a/vtm-themes/resources/assets/vtm/biker.xml
+++ b/vtm-themes/resources/assets/vtm/biker.xml
@@ -4,7 +4,7 @@
     xsi:schemaLocation="http://opensciencemap.org/rendertheme https://raw.githubusercontent.com/mapsforge/vtm/master/resources/rendertheme.xsd">
     
     <!-- This is the 2nd generation OpenGL/VTM "Biker" theme -->
-    <!-- Version 39 23rd December 2025-->
+    <!-- Version 40 12th January 2026-->
 
     <!-- Defines LAYERS Menu -->
     <stylemenu defaultlang="en" defaultvalue="normal" id="menu">
@@ -1748,11 +1748,16 @@
     
     <!-- mountain peak LAYER -->
     <m select="first">
-        <m cat="mountain_peak" k="natural" v="peak" zoom-min="10">
+        <m cat="mountain_peak" k="natural" v="peak" zoom-min="12">
             <symbol src="assets:symbols/peak.svg" />
             <text use="peak-name-caption" />
             <text use="peak-ele-caption" />
         </m>
+        <m k="natural" v="volcano" zoom-min="12">
+            <symbol src="assets:symbols/volcano.svg" />
+            <text use="peak-name-caption" />
+            <text use="peak-ele-caption" />
+        </m>
     </m>
 
     <!-- parking LAYER -->
diff --git a/vtm-themes/resources/assets/vtm/dark.xml b/vtm-themes/resources/assets/vtm/dark.xml
index 82162398c..bc5caf319 100644
--- a/vtm-themes/resources/assets/vtm/dark.xml
+++ b/vtm-themes/resources/assets/vtm/dark.xml
@@ -4,7 +4,7 @@
     xsi:schemaLocation="http://opensciencemap.org/rendertheme https://raw.githubusercontent.com/mapsforge/vtm/master/resources/rendertheme.xsd">
     
     <!-- This is the 2nd generation OpenGL/VTM "dark" theme based on the Biker map theme -->
-    <!-- Version 39 23rd December 2025-->
+    <!-- Version 40 12th January 2026-->
 
     <!-- Defines LAYERS Menu -->
     <stylemenu defaultlang="en" defaultvalue="normal" id="menu">
@@ -1748,11 +1748,16 @@
     
     <!-- mountain peak LAYER -->
     <m select="first">
-        <m cat="mountain_peak" k="natural" v="peak" zoom-min="10">
+        <m cat="mountain_peak" k="natural" v="peak" zoom-min="12">
             <symbol src="assets:symbols/peak.svg" />
             <text use="peak-name-caption" />
             <text use="peak-ele-caption" />
         </m>
+        <m k="natural" v="volcano" zoom-min="12">
+            <symbol src="assets:symbols/volcano.svg" />
+            <text use="peak-name-caption" />
+            <text use="peak-ele-caption" />
+        </m>
     </m>
 
     <!-- parking LAYER -->
diff --git a/vtm-themes/resources/assets/vtm/indigo.xml b/vtm-themes/resources/assets/vtm/indigo.xml
index b052ea3f0..d9e0d24ff 100644
--- a/vtm-themes/resources/assets/vtm/indigo.xml
+++ b/vtm-themes/resources/assets/vtm/indigo.xml
@@ -4,7 +4,7 @@
     xsi:schemaLocation="http://opensciencemap.org/rendertheme https://raw.githubusercontent.com/mapsforge/vtm/master/resources/rendertheme.xsd">
     
     <!-- This is the OpenGL/VTM "Indigo" theme based on the Biker map theme -->
-    <!-- Version 39 23rd December 2025-->
+    <!-- Version 40 12th January 2026-->
 
     <!-- Defines LAYERS Menu -->
     <stylemenu defaultlang="en" defaultvalue="normal" id="menu">
@@ -1748,11 +1748,16 @@
     
     <!-- mountain peak LAYER -->
     <m select="first">
-        <m cat="mountain_peak" k="natural" v="peak" zoom-min="10">
+        <m cat="mountain_peak" k="natural" v="peak" zoom-min="12">
             <symbol src="assets:symbols/peak.svg" />
             <text use="peak-name-caption" />
             <text use="peak-ele-caption" />
         </m>
+        <m k="natural" v="volcano" zoom-min="12">
+            <symbol src="assets:symbols/volcano.svg" />
+            <text use="peak-name-caption" />
+            <text use="peak-ele-caption" />
+        </m>
     </m>
 
     <!-- parking LAYER -->
diff --git a/vtm-themes/resources/assets/vtm/motorider.xml b/vtm-themes/resources/assets/vtm/motorider.xml
index 51d57702f..00e60cce6 100644
--- a/vtm-themes/resources/assets/vtm/motorider.xml
+++ b/vtm-themes/resources/assets/vtm/motorider.xml
@@ -4,7 +4,7 @@
     xsi:schemaLocation="http://opensciencemap.org/rendertheme https://raw.githubusercontent.com/mapsforge/vtm/master/resources/rendertheme.xsd">
     
     <!-- This is the 2nd generation OpenGL/VTM "light" theme based on the Biker map theme-->
-    <!-- Version 39 23rd December 2025-->
+    <!-- Version 40 12th January 2026-->
 
     <!-- Defines LAYERS Menu -->
     <stylemenu defaultlang="en" defaultvalue="normal" id="menu">
@@ -1748,11 +1748,16 @@
     
     <!-- mountain peak LAYER -->
     <m select="first">
-        <m cat="mountain_peak" k="natural" v="peak" zoom-min="10">
+        <m cat="mountain_peak" k="natural" v="peak" zoom-min="12">
             <symbol src="assets:symbols/peak.svg" />
             <text use="peak-name-caption" />
             <text use="peak-ele-caption" />
         </m>
+        <m k="natural" v="volcano" zoom-min="12">
+            <symbol src="assets:symbols/volcano.svg" />
+            <text use="peak-name-caption" />
+            <text use="peak-ele-caption" />
+        </m>
     </m>
 
     <!-- parking LAYER -->