diff --git a/core/src/mindustry/content/Blocks.java b/core/src/mindustry/content/Blocks.java
index b2971a8bc1..e4c421659a 100644
--- a/core/src/mindustry/content/Blocks.java
+++ b/core/src/mindustry/content/Blocks.java
@@ -426,6 +426,9 @@ public class Blocks implements ContentList{
 
         darkMetal = new StaticWall("dark-metal");
 
+        Seq.with(metalFloor, metalFloorDamaged, metalFloor2, metalFloor3, metalFloor4, metalFloor5, darkPanel1, darkPanel2, darkPanel3, darkPanel4, darkPanel5, darkPanel6)
+        .each(b -> b.asFloor().wall = darkMetal);
+
         pebbles = new DoubleOverlayFloor("pebbles");
 
         tendrils = new OverlayFloor("tendrils");
diff --git a/core/src/mindustry/maps/planet/SerpuloPlanetGenerator.java b/core/src/mindustry/maps/planet/SerpuloPlanetGenerator.java
index f69537ef44..3940570f83 100644
--- a/core/src/mindustry/maps/planet/SerpuloPlanetGenerator.java
+++ b/core/src/mindustry/maps/planet/SerpuloPlanetGenerator.java
@@ -244,8 +244,6 @@ public class SerpuloPlanetGenerator extends PlanetGenerator{
         cells(1);
         distort(10f, 6f);
 
-        inverseFloodFill(tiles.getn(spawn.x, spawn.y));
-
         Seq<Block> ores = Seq.with(Blocks.oreCopper, Blocks.oreLead);
         float poles = Math.abs(sector.tile.v.y);
         float nmag = 0.5f;
@@ -296,6 +294,8 @@ public class SerpuloPlanetGenerator extends PlanetGenerator{
 
         median(2);
 
+        inverseFloodFill(tiles.getn(spawn.x, spawn.y));
+
         tech();
 
         pass((x, y) -> {