diff --git a/.formatter.exs b/.formatter.exs
index 7dd7323c..23c71139 100644
--- a/.formatter.exs
+++ b/.formatter.exs
@@ -1,7 +1,6 @@
 [
-  inputs: ["mix.exs", "{config,lib,test,conformance,benchmark}/**/*.{ex,exs}"],
-  plugins: [Quokka],
-  quokka: [
-    only: [:line_length]
-  ]
+  inputs: ["mix.exs", "{config,lib,test,conformance,benchmark}/**/*.{ex,exs}", "*.exs"],
+  # Same as Credo setting.
+  line_length: 120,
+  plugins: [Quokka]
 ]