diff --git a/NEWS.md b/NEWS.md
index 0d6f454583..f3bba5336c 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -85,7 +85,7 @@ The following bundled gems are updated.
 * test-unit 3.6.1
 * rexml 3.2.6
 * net-imap 0.3.7
-* rbs 3.1.2
+* rbs 3.1.3
 * typeprof 0.21.7
 * debug 1.8.0
 
diff --git a/gems/bundled_gems b/gems/bundled_gems
index 9af7541087..68bcaa6d19 100644
--- a/gems/bundled_gems
+++ b/gems/bundled_gems
@@ -17,7 +17,7 @@ net-pop         0.1.2   https://github.com/ruby/net-pop
 net-smtp        0.3.3   https://github.com/ruby/net-smtp
 matrix          0.4.2   https://github.com/ruby/matrix
 prime           0.1.2   https://github.com/ruby/prime
-rbs             3.1.2   https://github.com/ruby/rbs
+rbs             3.1.3   https://github.com/ruby/rbs
 typeprof        0.21.7  https://github.com/ruby/typeprof aabc019684d8b4a1ed66c2a1ca48da7bbb18dcc0
 debug           1.8.0   https://github.com/ruby/debug
 racc            1.7.1   https://github.com/ruby/racc