diff --git a/NEWS.md b/NEWS.md
index ccc942151f..e86d48129c 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -80,7 +80,7 @@ The following bundled gems are updated.
 * rexml 3.4.1
 * net-imap 0.5.8
 * net-smtp 0.5.1
-* rbs 3.9.2
+* rbs 3.9.3
 * bigdecimal 3.1.9
 * syslog 0.3.0
 * csv 3.3.4
diff --git a/gems/bundled_gems b/gems/bundled_gems
index 40a70d0c8b..871c321d38 100644
--- a/gems/bundled_gems
+++ b/gems/bundled_gems
@@ -18,7 +18,7 @@ net-pop             0.1.2   https://github.com/ruby/net-pop
 net-smtp            0.5.1   https://github.com/ruby/net-smtp
 matrix              0.4.2   https://github.com/ruby/matrix
 prime               0.1.3   https://github.com/ruby/prime
-rbs                 3.9.2   https://github.com/ruby/rbs
+rbs                 3.9.3   https://github.com/ruby/rbs
 typeprof            0.30.1  https://github.com/ruby/typeprof
 debug               1.10.0  https://github.com/ruby/debug
 racc                1.8.1   https://github.com/ruby/racc