diff --git a/core/assets-raw/sprites/ui/sectors/sector-seaPort.png b/core/assets-raw/sprites/ui/sectors/sector-perilousHarbor.png
similarity index 100%
rename from core/assets-raw/sprites/ui/sectors/sector-seaPort.png
rename to core/assets-raw/sprites/ui/sectors/sector-perilousHarbor.png
diff --git a/core/assets/bundles/bundle.properties b/core/assets/bundles/bundle.properties
index 89e8370499..b8bcb1cdff 100644
--- a/core/assets/bundles/bundle.properties
+++ b/core/assets/bundles/bundle.properties
@@ -888,7 +888,7 @@ sector.navalFortress.name = Naval Fortress
 sector.polarAerodrome.name = Polar Aerodrome
 sector.atolls.name = Atolls
 sector.testingGrounds.name = Testing Grounds
-sector.seaPort.name = Sea Port
+sector.perilousHarbor.name = Perilous Harbor
 sector.weatheredChannels.name = Weathered Channels
 sector.fallenVessel.name = Fallen Vessel
 sector.mycelialBastion.name = Mycelial Bastion
diff --git a/core/assets/maps/seaPort.msav b/core/assets/maps/perilousHarbor.msav
similarity index 100%
rename from core/assets/maps/seaPort.msav
rename to core/assets/maps/perilousHarbor.msav
diff --git a/core/assets/planets/serpulo.json b/core/assets/planets/serpulo.json
index 8758cdea21..c542fb83c6 100644
--- a/core/assets/planets/serpulo.json
+++ b/core/assets/planets/serpulo.json
@@ -1 +1 @@
-{presets:{windsweptIslands:97,stainedMountains:223,weatheredChannels:166,craters:219,extractionOutpost:213,coastline:164,navalFortress:165,frontier:86,sunkenPier:173,groundZero:170,mycelialBastion:143,facility32m:65,atolls:75,overgrowth:142,testingGrounds:169,frozenForest:64,saltFlats:98,taintedWoods:145,infestedCanyons:85,desolateRift:271,nuclearComplex:228,ruinousShores:41,planetaryTerminal:217,impact0078:266,seaPort:214,fallenVessel:95,fungalPass:221,tarFields:99,biomassFacility:23},attackSectors:[0,6,13,16,19,20,24,27,30,47,55,66,67,69,76,92,94,103,111,116,127,133,138,150,157,161,162,176,180,185,191,192,197,200,204,207,225,230,237,240,242,243,244,245,246,247,248,251,254,259,263,265]}
\ No newline at end of file
+{presets:{windsweptIslands:97,stainedMountains:223,weatheredChannels:166,craters:219,extractionOutpost:213,coastline:164,navalFortress:165,frontier:86,sunkenPier:173,groundZero:170,mycelialBastion:143,facility32m:65,atolls:75,overgrowth:142,testingGrounds:169,frozenForest:64,saltFlats:98,taintedWoods:145,infestedCanyons:85,desolateRift:271,nuclearComplex:228,ruinousShores:41,planetaryTerminal:217,impact0078:266,perilousHarbor:214,fallenVessel:95,fungalPass:221,tarFields:99,biomassFacility:23},attackSectors:[0,6,13,16,19,20,24,27,30,47,55,66,67,69,76,92,94,103,111,116,127,133,138,150,157,161,162,176,180,185,191,192,197,200,204,207,225,230,237,240,242,243,244,245,246,247,248,251,254,259,263,265]}
diff --git a/core/src/mindustry/content/SectorPresets.java b/core/src/mindustry/content/SectorPresets.java
index 12b79a9058..ada1fb9688 100644
--- a/core/src/mindustry/content/SectorPresets.java
+++ b/core/src/mindustry/content/SectorPresets.java
@@ -11,7 +11,7 @@ public class SectorPresets{
     craters, biomassFacility, taintedWoods, frozenForest, ruinousShores, facility32m, windsweptIslands, stainedMountains, tarFields,
     frontier, fungalPass, infestedCanyons, atolls, sunkenPier, mycelialBastion, extractionOutpost, saltFlats, testingGrounds, overgrowth,
     impact0078, desolateRift, fallenVessel, nuclearComplex, planetaryTerminal,
-    coastline, navalFortress, weatheredChannels, seaPort,
+    coastline, navalFortress, weatheredChannels, perilousHarbor,
 
     onset, aegis, lake, intersect, basin, atlas, split, marsh, peaks, ravine, caldera,
     stronghold, crevice, siege, crossroads, karst, origin;
@@ -63,7 +63,7 @@ public class SectorPresets{
             difficulty = 3;
         }};
 
-        seaPort = new SectorPreset("seaPort", serpulo, 47){{
+        perilousHarbor = new SectorPreset("perilousHarbor", serpulo, 47){{
             difficulty = 4;
         }};
 
diff --git a/core/src/mindustry/content/SerpuloTechTree.java b/core/src/mindustry/content/SerpuloTechTree.java
index 839bff4dd1..2127281749 100644
--- a/core/src/mindustry/content/SerpuloTechTree.java
+++ b/core/src/mindustry/content/SerpuloTechTree.java
@@ -653,7 +653,7 @@ public class SerpuloTechTree{
                                 new Research(mace),
                                 new Research(mono)
                                 ), () -> {
-                                    node(seaPort, Seq.with(
+                                    node(perilousHarbor, Seq.with(
                                     new SectorComplete(biomassFacility),
                                     new SectorComplete(frontier),
                                     new Research(navalFactory),
@@ -666,7 +666,7 @@ public class SerpuloTechTree{
 
                                         node(extractionOutpost, Seq.with(
                                         new SectorComplete(windsweptIslands),
-                                        new SectorComplete(seaPort),
+                                        new SectorComplete(perilousHarbor),
                                         new SectorComplete(facility32m),
                                         new Research(groundFactory),
                                         new Research(nova),