diff --git a/core/src/mindustry/world/blocks/logic/LogicBlock.java b/core/src/mindustry/world/blocks/logic/LogicBlock.java
index 4ce500f9d4..d5639562a5 100644
--- a/core/src/mindustry/world/blocks/logic/LogicBlock.java
+++ b/core/src/mindustry/world/blocks/logic/LogicBlock.java
@@ -305,6 +305,8 @@ public class LogicBlock extends Block{
                         }
                     }
 
+                    asm.putConst("@mapw", world.width());
+                    asm.putConst("@maph", world.height());
                     asm.putConst("@links", executor.links.length);
                     asm.putConst("@ipt", instructionsPerTick);