diff --git a/core/assets/maps/karst.msav b/core/assets/maps/karst.msav
index 04534a9217..935413690c 100644
Binary files a/core/assets/maps/karst.msav and b/core/assets/maps/karst.msav differ
diff --git a/core/src/mindustry/content/UnitTypes.java b/core/src/mindustry/content/UnitTypes.java
index f26ce567a8..5e8a449242 100644
--- a/core/src/mindustry/content/UnitTypes.java
+++ b/core/src/mindustry/content/UnitTypes.java
@@ -3624,7 +3624,7 @@ public class UnitTypes{
                 bullet = new BasicBulletType(5f, 34){{
                     width = 7f;
                     height = 12f;
-                    lifetime = 21f;
+                    lifetime = 18f;
                     shootEffect = Fx.sparkShoot;
                     smokeEffect = Fx.shootBigSmoke;
                     hitColor = backColor = trailColor = Pal.suppress;
@@ -3706,7 +3706,7 @@ public class UnitTypes{
                     trailParam = 4f;
                     speed = 3f;
                     damage = 75f;
-                    lifetime = 68f;
+                    lifetime = 60f;
                     width = height = 15f;
                     backColor = Pal.sapBulletBack;
                     frontColor = Pal.sapBullet;