diff --git a/gas/config/obj-coffbfd.h b/gas/config/obj-coffbfd.h
index 807219a9cb1..b3ff077bd11 100644
--- a/gas/config/obj-coffbfd.h
+++ b/gas/config/obj-coffbfd.h
@@ -44,7 +44,7 @@
 #define TARGET_FORMAT "coff-z8k"
 #endif
 
-#ifdef C_H8300
+#ifdef TC_H8300
 #include "coff/h8300.h"
 #define TARGET_FORMAT "coff-h8300"
 #endif