diff --git a/gems/bundled_gems b/gems/bundled_gems
index 31cd62c876..e75125a82e 100644
--- a/gems/bundled_gems
+++ b/gems/bundled_gems
@@ -14,7 +14,7 @@ rss             0.3.0   https://github.com/ruby/rss
 net-ftp         0.3.3   https://github.com/ruby/net-ftp 953c52c7de997828dae8a257568f45a467d3ecf5
 net-imap        0.4.9   https://github.com/ruby/net-imap efbd204d3048132da43f999fb870351905ff49e2
 net-pop         0.1.2   https://github.com/ruby/net-pop
-net-smtp        0.4.0   https://github.com/ruby/net-smtp 2b251244b7678c5e84e620584c26242f36c1e91a
+net-smtp        0.4.0   https://github.com/ruby/net-smtp 5eb6ec2c321364d4d23a7c21c6e4502aa4b0dff8
 matrix          0.4.2   https://github.com/ruby/matrix
 prime           0.1.2   https://github.com/ruby/prime
 rbs             3.4.1   https://github.com/ruby/rbs