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-rw-r--r--lib/yahns/proxy_pass.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/yahns/proxy_pass.rb b/lib/yahns/proxy_pass.rb
index 3b68f01..511db02 100644
--- a/lib/yahns/proxy_pass.rb
+++ b/lib/yahns/proxy_pass.rb
@@ -226,6 +226,7 @@ class Yahns::ProxyPass # :nodoc:
     end
 
     req = "#{env['REQUEST_METHOD']} #{req} #{ver}\r\n" \
+          "X-Forwarded-Proto: #{env['rack.url_scheme']}\r\n" \
           "X-Forwarded-For: #{env["REMOTE_ADDR"]}\r\n".dup
 
     # pass most HTTP_* headers through as-is