diff --git a/core/src/mindustry/content/UnitTypes.java b/core/src/mindustry/content/UnitTypes.java
index 5f6cd99541..1de41c76d1 100644
--- a/core/src/mindustry/content/UnitTypes.java
+++ b/core/src/mindustry/content/UnitTypes.java
@@ -42,7 +42,7 @@ public class UnitTypes implements ContentList{
     public static @EntityDef({Unitc.class, Builderc.class, Minerc.class, Payloadc.class}) UnitType mega;
 
     //air + building + mining
-    public static @EntityDef({Unitc.class, Builderc.class, Minerc.class, Trailc.class}) UnitType alpha, beta, gamma;
+    public static @EntityDef({Unitc.class, Builderc.class, Minerc.class}) UnitType alpha, beta, gamma;
 
     //water
     public static @EntityDef({Unitc.class, WaterMovec.class, Commanderc.class}) UnitType risso, minke, bryde;