diff --git a/pkgs/development/interpreters/ruby/rubygems-src.nix b/pkgs/development/interpreters/ruby/rubygems-src.nix
index 7658c303a1e..99870e6ba2c 100644
--- a/pkgs/development/interpreters/ruby/rubygems-src.nix
+++ b/pkgs/development/interpreters/ruby/rubygems-src.nix
@@ -1,6 +1,6 @@
 { fetchurl
-, version ? "2.6.10"
-, sha256 ? "364c0eee8e0c9e8ab4879c5035832e5a27f0c97292d2264af5ae0020585280f0"
+, version ? "2.6.13"
+, sha256 ? "1j98ww8cz9y4wwshg7p4i4acrmls3ywkyj1nlkh4k3bywwm50hfh"
 }:
 fetchurl {
   url = "http://production.cf.rubygems.org/rubygems/rubygems-${version}.tgz";