diff --git a/doc/OPCODES b/doc/OPCODES
index a7ea32f..76b3f1e 100644
--- a/doc/OPCODES
+++ b/doc/OPCODES
@@ -66,7 +66,8 @@ Other value operations: (0x80~0x8f)
    ver                  Return VM version
 
 External code: (0x90~0x9f)
-   cmpl                 Compile code to chunk
+   cmpl                 Compile code to assembly
+   asmbl                Assemble code to chunk format
    load                 Load chunk as function (will place function on stack)
 
 Error handling: (0xa0~0xaf)