diff --git a/drivers/staging/rtl8188eu/hal/phy.c b/drivers/staging/rtl8188eu/hal/phy.c
index 7291b46f3d87..3b569b0ba62f 100644
--- a/drivers/staging/rtl8188eu/hal/phy.c
+++ b/drivers/staging/rtl8188eu/hal/phy.c
@@ -24,6 +24,7 @@
 #include <rtw_iol.h>
 #include <rtl8188e_hal.h>
 #include <rf.h>
+#include <phy.h>
 
 #define MAX_PRECMD_CNT 16
 #define MAX_RFDEPENDCMD_CNT 16