diff --git a/repos/dde_linux/lib/mk/iwl_firmware.mk b/repos/dde_linux/lib/mk/iwl_firmware.mk
index 834acd2000..7f913b7757 100644
--- a/repos/dde_linux/lib/mk/iwl_firmware.mk
+++ b/repos/dde_linux/lib/mk/iwl_firmware.mk
@@ -9,7 +9,7 @@ IMAGES  += $(notdir $(wildcard $(WIFI_CONTRIB_DIR)/firmware/*.db))
 BIN_DIR := $(BUILD_BASE_DIR)/bin
 FW_DIR  := $(WIFI_CONTRIB_DIR)/firmware
 
-all: $(addprefix $(BIN_DIR)/,$(IMAGES))
+CUSTOM_TARGET_DEPS += $(addprefix $(BIN_DIR)/,$(IMAGES))
 
 $(BIN_DIR)/%.ucode: $(FW_DIR)/%.ucode
 	$(VERBOSE)cp $^ $@