diff --git a/configs/steamtower.yml b/configs/steamtower.yml
index e25a261..de69118 100644
--- a/configs/steamtower.yml
+++ b/configs/steamtower.yml
@@ -14,7 +14,7 @@ tower:
     pitch: 0.0
   doors: []
   keys: []
-  lavaY: 220
+  lavaY: 78
   laveSpace: 7
 
 towerGenerator:
diff --git a/src/de/steamwar/towerrun/config/WorldConfig.java b/src/de/steamwar/towerrun/config/WorldConfig.java
index c888197..9b48e76 100644
--- a/src/de/steamwar/towerrun/config/WorldConfig.java
+++ b/src/de/steamwar/towerrun/config/WorldConfig.java
@@ -125,20 +125,30 @@ public class WorldConfig {
 
         ESCAPE_HEIGHT = tower.getInt("escapeHeight");
         SPAWN = parseLocation(tower.getConfigurationSection("spawn"));
-        List<ConfigurationSection> doors = tower.getConfigurationSection("doors").getKeys(false).stream()
-                .map(tower.getConfigurationSection("doors")::getConfigurationSection)
-                .toList();
-        DOORS = new Location[doors.size()];
-        for (int i = 0; i < doors.size(); i++) {
-            DOORS[i] = parseLocation(doors.get(i));
+        ConfigurationSection doorSection = tower.getConfigurationSection("doors");
+        if (doorSection != null) {
+            List<ConfigurationSection> doors = doorSection.getKeys(false).stream()
+                    .map(tower.getConfigurationSection("doors")::getConfigurationSection)
+                    .toList();
+            DOORS = new Location[doors.size()];
+            for (int i = 0; i < doors.size(); i++) {
+                DOORS[i] = parseLocation(doors.get(i));
+            }
+        } else {
+            DOORS = new Location[0];
         }
 
-        List<ConfigurationSection> keys = tower.getConfigurationSection("keys").getKeys(false).stream()
-                .map(tower.getConfigurationSection("keys")::getConfigurationSection)
-                .toList();
-        KEYS = new Location[keys.size()];
-        for (int i = 0; i < keys.size(); i++) {
-            KEYS[i] = parseLocation(keys.get(i));
+        ConfigurationSection keysSection = tower.getConfigurationSection("keys");
+        if (keysSection != null) {
+            List<ConfigurationSection> keys = keysSection.getKeys(false).stream()
+                    .map(tower.getConfigurationSection("keys")::getConfigurationSection)
+                    .toList();
+            KEYS = new Location[keys.size()];
+            for (int i = 0; i < keys.size(); i++) {
+                KEYS[i] = parseLocation(keys.get(i));
+            }
+        } else {
+            KEYS = new Location[0];
         }
 
         LAVA_Y = tower.getInt("lavaY");
diff --git a/src/de/steamwar/towerrun/game/TowerRunGame.java b/src/de/steamwar/towerrun/game/TowerRunGame.java
index d0b14d6..ec24426 100644
--- a/src/de/steamwar/towerrun/game/TowerRunGame.java
+++ b/src/de/steamwar/towerrun/game/TowerRunGame.java
@@ -84,8 +84,12 @@ public class TowerRunGame {
             for (int z = WorldConfig.MIN_TOWER.getBlockZ(); z < WorldConfig.MAX_TOWER.getBlockZ(); z += WorldConfig.LAVE_SPACE) {
                 Vector pos = new Vector(x, 0, z);
                 if (Arrays.stream(WorldConfig.REGIONS).anyMatch(region -> region.contains(pos))) {
-                    WorldConfig.MIN_TOWER.getWorld().getBlockAt(x, WorldConfig.LAVA_Y, z).setType(Material.LAVA, true);
-                    WorldConfig.MIN_TOWER.getWorld().getBlockAt(x, WorldConfig.LAVA_Y - 1, z).setType(Material.BEDROCK, true);
+                    int offset = WorldConfig.LAVA_Y;
+                    if (TowerRun.getTowerGenerator() != null) {
+                        offset += TowerRun.getTowerGenerator().getHeight();
+                    }
+                    WorldConfig.MIN_TOWER.getWorld().getBlockAt(x, offset, z).setType(Material.LAVA, true);
+                    WorldConfig.MIN_TOWER.getWorld().getBlockAt(x, offset - 1, z).setType(Material.BEDROCK, true);
                 }
             }
         }