diff --git a/lib/excon/utils.rb b/lib/excon/utils.rb
index 550b9135..2c7a36d6 100644
--- a/lib/excon/utils.rb
+++ b/lib/excon/utils.rb
@@ -50,7 +50,7 @@ def redact(datum)
       if datum.has_key?(:password)
         datum[:password] = REDACTED
       end
-      if datum.has_key?(:proxy) && datum[:proxy]&.has_key?(:password)
+      if datum.has_key?(:proxy) && datum[:proxy] && datum[:proxy].has_key?(:password)
         datum[:proxy] = datum[:proxy].dup
         datum[:proxy][:password] = REDACTED
       end