diff --git a/pkgs/development/interpreters/ruby/rubygems.nix b/pkgs/development/interpreters/ruby/rubygems.nix
index 40a43e274531..22076d5ed9e8 100644
--- a/pkgs/development/interpreters/ruby/rubygems.nix
+++ b/pkgs/development/interpreters/ruby/rubygems.nix
@@ -1,10 +1,10 @@
 args : with args; 
 rec {
 
-  version = "1.8.17";
+  version = "1.8.25";
   src = fetchurl {
     url = "http://production.cf.rubygems.org/rubygems/${name}.tgz";
-    sha256 = "068sr55r8wiw55bpf93pp07871cbqhxk9cxma6arhd04j7n8ppph";
+    sha256 = "1j0wiy829nsfrpdzr9xzs39jf1lga3f5b7773vxqfs3lz3fli4v4";
   };
 
   buildInputs = [ruby makeWrapper];