diff --git a/.formatter.exs b/.formatter.exs
index 023562bf3..deac09627 100644
--- a/.formatter.exs
+++ b/.formatter.exs
@@ -1,3 +1,4 @@
 [
-  inputs: ["{mix,.formatter}.exs", "{config,lib,test,priv}/**/*.{ex,exs}"]
+  plugins: [Phoenix.LiveView.HTMLFormatter],
+  inputs: ["{mix,.formatter}.exs", "{config,lib,test,priv}/**/*.{ex,exs,heex}"]
 ]