diff --git a/core/src/mindustry/world/blocks/payloads/Payload.java b/core/src/mindustry/world/blocks/payloads/Payload.java
index 2caadf8eb6..00364fd5af 100644
--- a/core/src/mindustry/world/blocks/payloads/Payload.java
+++ b/core/src/mindustry/world/blocks/payloads/Payload.java
@@ -26,8 +26,8 @@ public interface Payload{
     }
 
     /** @return whether this payload fits on a standard 3x3 conveyor. */
-    default boolean fits(){
-        return size() / tilesize <= 2.5f;
+    default boolean fits(float s){
+        return size() / tilesize <= s;
     }
 
     /** writes the payload for saving. */