diff --git a/core/src/mindustry/world/blocks/defense/ForceProjector.java b/core/src/mindustry/world/blocks/defense/ForceProjector.java
index 078bc02807..f17ac79b96 100644
--- a/core/src/mindustry/world/blocks/defense/ForceProjector.java
+++ b/core/src/mindustry/world/blocks/defense/ForceProjector.java
@@ -48,6 +48,7 @@ public class ForceProjector extends Block{
         super(name);
         update = true;
         solid = true;
+        group = BlockGroup.projectors;
         hasPower = true;
         hasLiquids = true;
         hasItems = true;
diff --git a/core/src/mindustry/world/blocks/defense/MendProjector.java b/core/src/mindustry/world/blocks/defense/MendProjector.java
index 1c171edfdc..1c0231f434 100644
--- a/core/src/mindustry/world/blocks/defense/MendProjector.java
+++ b/core/src/mindustry/world/blocks/defense/MendProjector.java
@@ -31,6 +31,7 @@ public class MendProjector extends Block{
         super(name);
         solid = true;
         update = true;
+        group = BlockGroup.projectors;
         hasPower = true;
         hasItems = true;
     }
diff --git a/core/src/mindustry/world/blocks/defense/OverdriveProjector.java b/core/src/mindustry/world/blocks/defense/OverdriveProjector.java
index 7e645e5a2e..cc2c60288e 100644
--- a/core/src/mindustry/world/blocks/defense/OverdriveProjector.java
+++ b/core/src/mindustry/world/blocks/defense/OverdriveProjector.java
@@ -32,6 +32,7 @@ public class OverdriveProjector extends Block{
         super(name);
         solid = true;
         update = true;
+        group = BlockGroup.projectors;
         hasPower = true;
         hasItems = true;
         canOverdrive = false;
diff --git a/core/src/mindustry/world/meta/BlockGroup.java b/core/src/mindustry/world/meta/BlockGroup.java
index 240e164ab3..8b73938ec8 100644
--- a/core/src/mindustry/world/meta/BlockGroup.java
+++ b/core/src/mindustry/world/meta/BlockGroup.java
@@ -1,5 +1,5 @@
 package mindustry.world.meta;
 
 public enum BlockGroup{
-    none, walls, turrets, transportation, power, liquids, drills, storage, units, logic
+    none, walls, projectors, turrets, transportation, power, liquids, drills, storage, units, logic
 }