diff --git a/core/src/mindustry/io/SaveVersion.java b/core/src/mindustry/io/SaveVersion.java
index 6dffa264e7..a07fdf6579 100644
--- a/core/src/mindustry/io/SaveVersion.java
+++ b/core/src/mindustry/io/SaveVersion.java
@@ -16,6 +16,7 @@ import mindustry.game.Teams.*;
 import mindustry.gen.*;
 import mindustry.maps.Map;
 import mindustry.world.*;
+import mindustry.world.meta.*;
 
 import java.io.*;
 import java.util.*;
@@ -161,6 +162,11 @@ public abstract class SaveVersion extends SaveFileReader{
             }
         }
 
+        //replace the default serpulo env with erekir
+        if(state.rules.planet == Planets.serpulo && state.rules.hasEnv(Env.scorching)){
+            state.rules.planet = Planets.erekir;
+        }
+
         if(!headless){
             Tmp.v1.tryFromString(map.get("viewpos"));
             Core.camera.position.set(Tmp.v1);
diff --git a/core/src/mindustry/maps/Map.java b/core/src/mindustry/maps/Map.java
index 531dce4689..be740c3891 100644
--- a/core/src/mindustry/maps/Map.java
+++ b/core/src/mindustry/maps/Map.java
@@ -6,12 +6,14 @@ import arc.graphics.*;
 import arc.struct.*;
 import arc.util.*;
 import mindustry.*;
+import mindustry.content.*;
 import mindustry.game.EventType.*;
 import mindustry.game.*;
 import mindustry.io.*;
 import mindustry.maps.filters.*;
 import mindustry.mod.Mods.*;
 import mindustry.type.*;
+import mindustry.world.meta.*;
 
 import static mindustry.Vars.*;
 
@@ -101,6 +103,10 @@ public class Map implements Comparable<Map>, Publishable{
             //this replacement is a MASSIVE hack but it fixes some incorrect overwriting of team-specific rules.
             //may need to be tweaked later
             Rules result = JsonIO.read(Rules.class, base, tags.get("rules", "{}").replace("teams:{2:{infiniteAmmo:true}},", ""));
+            //replace the default serpulo env with erekir
+            if(result.planet == Planets.serpulo && result.hasEnv(Env.scorching)){
+                result.planet = Planets.erekir;
+            }
             if(result.spawns.isEmpty()) result.spawns = Vars.waves.get();
             return result;
         }catch(Exception e){
diff --git a/core/src/mindustry/ui/dialogs/ResearchDialog.java b/core/src/mindustry/ui/dialogs/ResearchDialog.java
index cf1189b8f3..a251419f31 100644
--- a/core/src/mindustry/ui/dialogs/ResearchDialog.java
+++ b/core/src/mindustry/ui/dialogs/ResearchDialog.java
@@ -465,6 +465,7 @@ public class ResearchDialog extends BaseDialog{
 
                     ((TextureRegionDrawable)button.getStyle().imageUp).setRegion(node.selectable ? node.node.content.uiIcon : Icon.lock.getRegion());
                     button.getImage().setColor(!locked(node.node) ? Color.white : node.selectable ? Color.gray : Pal.gray);
+                    button.getImage().layout();
                 });
                 addChild(button);
             }