diff --git a/pkgs/development/interpreters/ruby/default.nix b/pkgs/development/interpreters/ruby/default.nix
index 5292418c9d4d..1bd708f74985 100644
--- a/pkgs/development/interpreters/ruby/default.nix
+++ b/pkgs/development/interpreters/ruby/default.nix
@@ -435,8 +435,8 @@ in
   };
 
   ruby_3_3 = generic {
-    version = rubyVersion "3" "3" "7" "";
-    hash = "sha256-nDfDsSKIx67CDKEhznaEW+W7XXdmKiSRllGq8dEshig=";
+    version = rubyVersion "3" "3" "8" "";
+    hash = "sha256-WuKKh6WaPkrWa8KTHSMturlT0KqPa687xPj4CXfInKs=";
     cargoHash = "sha256-xE7Cv+NVmOHOlXa/Mg72CTSaZRb72lOja98JBvxPvSs=";
   };