diff --git a/core/src/mindustry/Vars.java b/core/src/mindustry/Vars.java
index e485c98788..e41b9a08b7 100644
--- a/core/src/mindustry/Vars.java
+++ b/core/src/mindustry/Vars.java
@@ -88,7 +88,7 @@ public class Vars implements Loadable{
     /** duration of time between turns in ticks */
     public static final float turnDuration = 2 * Time.toMinutes;
     /** chance of an invasion per turn, 1 = 100% */
-    public static final float baseInvasionChance = 1f / 45f;
+    public static final float baseInvasionChance = 1f / 50f;
     /** how many turns have to pass before invasions start */
     public static final int invasionGracePeriod = 20;
     /** min armor fraction damage; e.g. 0.05 = at least 5% damage */
diff --git a/core/src/mindustry/maps/planet/SerpuloPlanetGenerator.java b/core/src/mindustry/maps/planet/SerpuloPlanetGenerator.java
index e1b4eff797..b19e3229f0 100644
--- a/core/src/mindustry/maps/planet/SerpuloPlanetGenerator.java
+++ b/core/src/mindustry/maps/planet/SerpuloPlanetGenerator.java
@@ -76,7 +76,7 @@ public class SerpuloPlanetGenerator extends PlanetGenerator{
         float poles = Math.abs(tile.v.y);
         float noise = Noise.snoise3(tile.v.x, tile.v.y, tile.v.z, 0.001f, 0.58f);
 
-        if(noise + poles/7 > 0.12 && poles > 0.23){
+        if(noise + poles/7.1 > 0.12 && poles > 0.23){
             any = true;
         }
 
@@ -87,7 +87,7 @@ public class SerpuloPlanetGenerator extends PlanetGenerator{
                 //no sectors near start sector!
                 if(
                     osec.id == sector.planet.startSector || //near starting sector
-                    osec.generateEnemyBase && poles < 0.84 || //near other base
+                    osec.generateEnemyBase && poles < 0.85 || //near other base
                     (sector.preset != null && noise < 0.11) //near preset
                 ){
                     return;