diff --git a/target/linux/ramips/dts/RTN56U.dts b/target/linux/ramips/dts/RT-N56U.dts
similarity index 100%
rename from target/linux/ramips/dts/RTN56U.dts
rename to target/linux/ramips/dts/RT-N56U.dts
diff --git a/target/linux/ramips/image/Makefile b/target/linux/ramips/image/Makefile
index 232742c68b..5e749e65a5 100644
--- a/target/linux/ramips/image/Makefile
+++ b/target/linux/ramips/image/Makefile
@@ -819,12 +819,12 @@ omniembhpm_mtd_size=16449536
 Image/Build/Profile/OMNIEMBHPM=$(call BuildFirmware/CustomFlash/$(1),$(1),omni-emb-hpm,OMNI-EMB-HPM,$(omniembhpm_mtd_size))
 
 define BuildFirmware/RTN56U/squashfs
-	$(call BuildFirmware/Default8M/$(1),$(1),rt-n56u,RTN56U)
+	$(call BuildFirmware/Default8M/$(1),$(1),rt-n56u,RT-N56U)
 	-mkrtn56uimg -s $(call sysupname,$(1),rt-n56u)
 	-cp $(call sysupname,$(1),rt-n56u) $(call imgname,$(1),rt-n56u)-factory.bin
 	-mkrtn56uimg -f $(call imgname,$(1),rt-n56u)-factory.bin
 endef
-Image/Build/Profile/RTN56U=$(call BuildFirmware/RTN56U/$(1),$(1),rt-n56u,RTN56U)
+Image/Build/Profile/RTN56U=$(call BuildFirmware/RTN56U/$(1),$(1),rt-n56u,RT-N56U)
 
 Image/Build/Profile/TEW691GR=$(call BuildFirmware/UMedia/$(1),$(1),tew-691gr,TEW-691GR,0x026910)