diff --git a/include/rtw_xmit.h b/include/rtw_xmit.h
index d2d84b0..7095689 100644
--- a/include/rtw_xmit.h
+++ b/include/rtw_xmit.h
@@ -25,11 +25,7 @@
 #include <drv_types.h>
 
 #define MAX_XMITBUF_SZ	(20480)	// 20k
-#ifdef CONFIG_SINGLE_XMIT_BUF
-#define NR_XMITBUFF	(1)
-#else
 #define NR_XMITBUFF	(4)
-#endif //CONFIG_SINGLE_XMIT_BUF
 
 #define XMITBUF_ALIGN_SZ 4