diff --git a/.gitignore b/.gitignore
index dcc20812..5350e8f5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,8 @@
 *.log
 
 .idea/
+.vscode/
 node_modules/
-crx/
 package-lock.json
+crx/
+dist/
diff --git a/Makefile b/Makefile
index 926180bd..e9d63372 100644
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,14 @@
-ZIP_FILENAME = ../ubuku_crx.zip
+ZIP_FILENAME = unblock_youku_crx.zip
 INCLUDED_FILES = manifest.json chrome shared _locales COPYING.txt
 EXCLUDED_FILES = _locales/backup*
 
+GREP_RESULT = $(shell grep --quiet "127\.0\.0\.1" chrome/config.js; echo $$?)
+
 .PHONY: zip
 zip:
+ifeq ($(GREP_RESULT), 0)
+	@echo "Remove 127.0.0.1 from chrome/config.js and try again"
+else
 	rm -rf $(ZIP_FILENAME)
 	zip -9 -r $(ZIP_FILENAME) $(INCLUDED_FILES) -x=$(EXCLUDED_FILES)
+endif
diff --git a/chrome/config.js b/chrome/config.js
index 7f8ff4b2..de881e1a 100644
--- a/chrome/config.js
+++ b/chrome/config.js
@@ -31,18 +31,8 @@ unblock_youku.default_proxy_server_addr = 'secure.uku.im:8443';
 unblock_youku.backup_proxy_server_proc = 'HTTPS';
 unblock_youku.backup_proxy_server_addr = 'secure.uku.im:993';
 
-// === For debug - start ===
-/*
-unblock_youku.default_proxy_server_proc = 'SOCKS5';
-unblock_youku.default_proxy_server_addr = '127.0.0.1:1086';
-unblock_youku.backup_proxy_server_proc = 'SOCKS5';
-unblock_youku.backup_proxy_server_addr = '127.0.0.1:1086';
-*/
-// == For debug - end ===
-
 // only for redirect mode
 unblock_youku.default_redirect_server = 'www.yōukù.com/proxy';
-// unblock_youku.default_redirect_server = '127.0.0.1:8888/proxy';
 unblock_youku.backup_redirect_server = 'bak.yōukù.com/proxy';
 
 unblock_youku.ip_addr = new_random_ip();