diff --git a/src/main/java/net/runelite/asm/attributes/code/instructions/SiPush.java b/src/main/java/net/runelite/asm/attributes/code/instructions/SiPush.java
index fa44546fbc..a169187350 100644
--- a/src/main/java/net/runelite/asm/attributes/code/instructions/SiPush.java
+++ b/src/main/java/net/runelite/asm/attributes/code/instructions/SiPush.java
@@ -27,7 +27,9 @@ public class SiPush extends Instruction implements PushConstantInstruction
 	public SiPush(Instructions instructions, short value)
 	{
 		super(instructions, InstructionType.SIPUSH, -1);
+
 		s = value;
+		length += 2;
 	}
 	
 	@Override