1 files changed, 1 insertions, 1 deletions
diff --git a/lib/open-uri.rb b/lib/open-uri.rb
index 917f385cec..116644ce07 100644
--- a/lib/open-uri.rb
+++ b/lib/open-uri.rb
@@ -463,7 +463,7 @@ module URI
         when 0 # no proxy setting anyway.
           proxy_uri = nil
         when 1
-          k, v = pairs[0]
+          k, v = pairs.shift
           if k == 'http_proxy' && ENV[k.upcase] == nil
             # http_proxy is safe to use becase ENV is case sensitive.
             proxy_uri = ENV[name]