diff --git a/hw/bsp/ch32f20x/ch32f20x_conf.h b/hw/bsp/ch32f20x/ch32f20x_conf.h
index f94da5dec..05199ff95 100644
--- a/hw/bsp/ch32f20x/ch32f20x_conf.h
+++ b/hw/bsp/ch32f20x/ch32f20x_conf.h
@@ -37,4 +37,3 @@
 #include "ch32f20x_misc.h"
 
 #endif /* __CH32F20x_CONF_H */
-
diff --git a/hw/bsp/ch32f20x/system_ch32f20x.h b/hw/bsp/ch32f20x/system_ch32f20x.h
index 734c80a5a..cf2f5328b 100644
--- a/hw/bsp/ch32f20x/system_ch32f20x.h
+++ b/hw/bsp/ch32f20x/system_ch32f20x.h
@@ -23,6 +23,3 @@ extern void SystemCoreClockUpdate(void);
 #endif
 
 #endif /*__CH32F20x_SYSTEM_H */
-
-
-