diff --git a/core/src/mindustry/world/blocks/defense/ForceProjector.java b/core/src/mindustry/world/blocks/defense/ForceProjector.java
index 74f0fd4860..58ee4b6c2d 100644
--- a/core/src/mindustry/world/blocks/defense/ForceProjector.java
+++ b/core/src/mindustry/world/blocks/defense/ForceProjector.java
@@ -6,6 +6,7 @@ import arc.graphics.*;
 import arc.graphics.g2d.*;
 import arc.math.*;
 import arc.math.geom.*;
+import arc.struct.*;
 import arc.util.*;
 import arc.util.io.*;
 import mindustry.annotations.Annotations.*;
@@ -266,6 +267,14 @@ public class ForceProjector extends Block{
             Draw.reset();
         }
 
+        @Override
+        public void overwrote(Seq<Building> previous){
+            if(previous.size > 0 && previous.first().block == block && previous.first() instanceof ForceBuild b){
+                broken = b.broken;
+                buildup = b.buildup;
+            }
+        }
+
         @Override
         public void write(Writes write){
             super.write(write);