diff --git a/core/src/mindustry/mod/ClassMap.java b/core/src/mindustry/mod/ClassMap.java
index 182c01f8f5..1b572ccd77 100644
--- a/core/src/mindustry/mod/ClassMap.java
+++ b/core/src/mindustry/mod/ClassMap.java
@@ -381,7 +381,6 @@ public class ClassMap{
         classes.put("Unloader", mindustry.world.blocks.storage.Unloader.class);
         classes.put("ContainerStat", mindustry.world.blocks.storage.Unloader.ContainerStat.class);
         classes.put("UnloaderBuild", mindustry.world.blocks.storage.Unloader.UnloaderBuild.class);
-        classes.put("ControlCore", mindustry.world.blocks.units.ControlCore.class);
         classes.put("DroneCenter", mindustry.world.blocks.units.DroneCenter.class);
         classes.put("DroneCenterBuild", mindustry.world.blocks.units.DroneCenter.DroneCenterBuild.class);
         classes.put("EffectDroneAI", mindustry.world.blocks.units.DroneCenter.EffectDroneAI.class);
diff --git a/core/src/mindustry/world/blocks/units/ControlCore.java b/core/src/mindustry/world/blocks/units/ControlCore.java
deleted file mode 100644
index 8f349c7e6f..0000000000
--- a/core/src/mindustry/world/blocks/units/ControlCore.java
+++ /dev/null
@@ -1,10 +0,0 @@
-package mindustry.world.blocks.units;
-
-import mindustry.world.*;
-
-public class ControlCore extends Block{
-
-    public ControlCore(String name){
-        super(name);
-    }
-}
diff --git a/core/src/mindustry/world/blocks/units/DroneCenter.java b/core/src/mindustry/world/blocks/units/DroneCenter.java
index d859e6d4fc..c6a5c35efd 100644
--- a/core/src/mindustry/world/blocks/units/DroneCenter.java
+++ b/core/src/mindustry/world/blocks/units/DroneCenter.java
@@ -15,6 +15,7 @@ import mindustry.world.*;
 
 import static mindustry.Vars.*;
 
+//TODO remove
 public class DroneCenter extends Block{
     public int unitsSpawned = 4;
     public UnitType droneType;