diff --git a/src/vm/Bytecode.java b/src/vm/Bytecode.java
index facbd0c..bc75b9b 100644
--- a/src/vm/Bytecode.java
+++ b/src/vm/Bytecode.java
@@ -30,8 +30,7 @@ public Instruction(String name, int nargs) {
 	public static final short CALL = 16;
 	public static final short RET  = 17;    // return with/without value
 
-
-	public static final short HALT = 19;
+	public static final short HALT = 18;
 
 	public static Instruction[] instructions = new Instruction[] {
 		null, // <INVALID>