diff --git a/pkgs/development/interpreters/ruby/rubygems/default.nix b/pkgs/development/interpreters/ruby/rubygems/default.nix
index dd89e0cd41d7..2c756931169a 100644
--- a/pkgs/development/interpreters/ruby/rubygems/default.nix
+++ b/pkgs/development/interpreters/ruby/rubygems/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "rubygems";
-  version = "3.5.5";
+  version = "3.5.6";
 
   src = fetchurl {
     url = "https://rubygems.org/rubygems/rubygems-${version}.tgz";
-    hash = "sha256-ErKsKMIEvs4oA8eS9v1ASfqlMOJOxeTVfCA99AIcTh0=";
+    hash = "sha256-8/zAMnzuC3677i7wFKQroFtAMtfhg0280xZd3nAMmcI=";
   };
 
   patches = [