diff --git a/shells/dodona.nix b/shells/dodona.nix
index cff9dc17..41baa12d 100644
--- a/shells/dodona.nix
+++ b/shells/dodona.nix
@@ -8,7 +8,7 @@
     gnumake
     nodejs
     nodePackages.typescript-language-server
-    ruby_3_0
+    ruby_3_1
     yarn
   ];
   env = [