py: Rename BYTE_CODE to BYTECODE (this was missed in previous rename).
diff --git a/py/compile.h b/py/compile.h
index 4606378..52c42af 100644
--- a/py/compile.h
+++ b/py/compile.h
@@ -27,7 +27,7 @@
 // These must fit in 8 bits; see scope.h
 enum {
     MP_EMIT_OPT_NONE,
-    MP_EMIT_OPT_BYTE_CODE,
+    MP_EMIT_OPT_BYTECODE,
     MP_EMIT_OPT_NATIVE_PYTHON,
     MP_EMIT_OPT_VIPER,
     MP_EMIT_OPT_ASM_THUMB,