diff --git a/lib/ash_hq/docs/extensions/render_markdown/highlighter.ex b/lib/ash_hq/docs/extensions/render_markdown/highlighter.ex
index d3b4b9d..6365f46 100644
--- a/lib/ash_hq/docs/extensions/render_markdown/highlighter.ex
+++ b/lib/ash_hq/docs/extensions/render_markdown/highlighter.ex
@@ -365,10 +365,27 @@ defmodule AshHq.Docs.Extensions.RenderMarkdown.Highlighter do
     end
   end
 
-  defp library_for(module, libraries) do
-    Enum.find(libraries, fn library ->
-      Enum.any?(library.module_prefixes, &String.starts_with?(module, &1 <> "."))
+  @doc false
+  def library_for(module, libraries) do
+    libraries
+    |> Enum.map(fn library ->
+      {library,
+       Enum.find(library.module_prefixes, fn prefix ->
+         prefix == module || String.starts_with?(module, prefix <> ".")
+       end)}
     end)
+    |> Enum.filter(fn
+      {_library, nil} ->
+        false
+
+      _ ->
+        true
+    end)
+    |> Enum.sort_by(fn {_library, match} ->
+      -String.length(match)
+    end)
+    |> Enum.at(0)
+    |> elem(0)
   end
 
   defp render_code(lang, lexer, lexer_opts, code) do
diff --git a/mix.lock b/mix.lock
index f924f9f..79a46e4 100644
--- a/mix.lock
+++ b/mix.lock
@@ -3,7 +3,7 @@
   "absinthe_plug": {:hex, :absinthe_plug, "1.5.8", "38d230641ba9dca8f72f1fed2dfc8abd53b3907d1996363da32434ab6ee5d6ab", [:mix], [{:absinthe, "~> 1.5", [hex: :absinthe, repo: "hexpm", optional: false]}, {:plug, "~> 1.4", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "bbb04176647b735828861e7b2705465e53e2cf54ccf5a73ddd1ebd855f996e5a"},
   "ash": {:git, "https://github.com/ash-project/ash.git", "22e07c06b5e0da531e7e6f632009290031429875", []},
   "ash_admin": {:git, "https://github.com/ash-project/ash_admin.git", "cdb3b469abeeadddda884e7cfcf67c6fea10f9ef", []},
-  "ash_authentication": {:git, "https://github.com/team-alembic/ash_authentication.git", "d4f3bec947b3cef160fa8e6768396884a3ee6149", []},
+  "ash_authentication": {:git, "https://github.com/team-alembic/ash_authentication.git", "00f082cc8dfa0f56d3e2dec3eaf178a58d6d4b4a", []},
   "ash_authentication_phoenix": {:git, "https://github.com/team-alembic/ash_authentication_phoenix.git", "14c38739cf56c4821797963b9ee261597a261b00", []},
   "ash_blog": {:git, "https://github.com/ash-project/ash_blog.git", "9254773dfedabfc7987af6326a62885c24c3655b", []},
   "ash_csv": {:git, "https://github.com/ash-project/ash_csv.git", "2a068cea47d13065f23a3686f4c28bf875353ffd", []},
diff --git a/priv/repo/seeds.exs b/priv/repo/seeds.exs
index 2f86744..64e51a6 100644
--- a/priv/repo/seeds.exs
+++ b/priv/repo/seeds.exs
@@ -87,7 +87,7 @@ AshHq.Docs.Library.create!(
   %{
     name: "ash_authentication_phoenix",
     display_name: "AshAuthenticationPhoenix",
-    module_prefixes: ["AshAuthenticationPhoenix"],
+    module_prefixes: ["AshAuthentication.Phoenix"],
     order: 56,
     repo_org: "team-alembic",
     description: """