diff --git a/lib/mix/tasks/phx.gen.auth/hashing_library.ex b/lib/mix/tasks/phx.gen.auth/hashing_library.ex
index 3181334f80..a922eabe40 100644
--- a/lib/mix/tasks/phx.gen.auth/hashing_library.ex
+++ b/lib/mix/tasks/phx.gen.auth/hashing_library.ex
@@ -33,7 +33,7 @@ defmodule Mix.Tasks.Phx.Gen.Auth.HashingLibrary do
     lib = %__MODULE__{
       name: :argon2,
       module: Argon2,
-      mix_dependency: ~s|{:argon2_elixir, "~> 2.0"}|,
+      mix_dependency: ~s|{:argon2_elixir, "~> 3.0"}|,
       test_config: """
       config :argon2_elixir, t_cost: 1, m_cost: 8
       """