diff --git a/libraries/github_asset.rb b/libraries/github_asset.rb
index 0dd2fee..43c8673 100644
--- a/libraries/github_asset.rb
+++ b/libraries/github_asset.rb
@@ -71,7 +71,7 @@ def download(options = {})
 
       proxy_uri = ENV['https_proxy'] ? URI.parse(ENV['https_proxy']) : URI('')
       proxy_uri = URI.parse(ENV['HTTPS_PROXY']) if ENV['HTTPS_PROXY']
-      p_user, p_pass = proxy_uri.userinfo.split(/:/) if proxy_uri.userinfo
+      p_user, p_pass = proxy_uri.userinfo.split(':') if proxy_uri.userinfo
       uri = URI(asset_url(options))
       res = Net::HTTP::Proxy(proxy_uri.host, proxy_uri.port, p_user, p_pass).start(uri.hostname, uri.port, use_ssl: true) do |http|
         req                  = Net::HTTP::Get.new(uri.to_s)