diff --git a/core/assets/maps/serpulo/frontier.msav b/core/assets/maps/serpulo/frontier.msav
index 02fa96e3e9..85f581fc9b 100644
Binary files a/core/assets/maps/serpulo/frontier.msav and b/core/assets/maps/serpulo/frontier.msav differ
diff --git a/core/assets/maps/serpulo/perilousHarbor.msav b/core/assets/maps/serpulo/perilousHarbor.msav
index 4d873f7634..01291459ba 100644
Binary files a/core/assets/maps/serpulo/perilousHarbor.msav and b/core/assets/maps/serpulo/perilousHarbor.msav differ
diff --git a/core/assets/maps/serpulo/saltFlats.msav b/core/assets/maps/serpulo/saltFlats.msav
index a6c9730ca9..846d40e7eb 100644
Binary files a/core/assets/maps/serpulo/saltFlats.msav and b/core/assets/maps/serpulo/saltFlats.msav differ
diff --git a/tools/src/mindustry/tools/MapFixer.java b/tools/src/mindustry/tools/MapFixer.java
index 9c4ad7a4e8..6313df5455 100644
--- a/tools/src/mindustry/tools/MapFixer.java
+++ b/tools/src/mindustry/tools/MapFixer.java
@@ -2,9 +2,11 @@ package mindustry.tools;
 
 import arc.*;
 import arc.files.*;
+import arc.math.*;
 import arc.struct.*;
 import arc.util.*;
 import mindustry.content.*;
+import mindustry.game.*;
 import mindustry.game.MapObjectives.*;
 import mindustry.io.*;
 import mindustry.logic.LExecutor.*;
@@ -77,6 +79,10 @@ public class MapFixer{
                     changed = true;
                 }
 
+                if(!Mathf.equal(state.rules.unitCost(Team.sharded), 1f) || !Mathf.equal(state.rules.unitBuildSpeed(Team.sharded), 1f)){
+                    Log.warn("@: unit build speed/cost multipliers are not 1! (Values for cost | build speed: @ | @)", map.name(), state.rules.unitCost(Team.sharded), state.rules.unitBuildSpeed(Team.sharded));
+                }
+
                 { //unlocalized check
                     Seq<TimerObjective> timers = state.rules.objectives.all.select(m -> m instanceof TimerObjective t && !m.hidden && t.text != null &&
                     !t.text.isEmpty() && !t.text.contains("@")).as();