diff --git a/openwrt/target/linux/package/diag/Makefile b/openwrt/target/linux/package/diag/Makefile
index 42765aedfe..47908f0866 100644
--- a/openwrt/target/linux/package/diag/Makefile
+++ b/openwrt/target/linux/package/diag/Makefile
@@ -26,7 +26,7 @@ $(PKG_BUILD_DIR)/.prepared:
 	touch $@
 
 $(PKG_BUILD_DIR)/.built:
-	$(TARGET_CC) $(DIAG_FLAGS) -o $@ diag_led.c
+	$(TARGET_CC) $(DIAG_FLAGS) -o $(PKG_BUILD_DIR)/diag.o diag_led.c
 	touch $@
 	
 $(IPKG_KMOD_DIAG):