diff --git a/flake.nix b/flake.nix
index 9dc9d51b..fe3974a4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -21,7 +21,7 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     emacs-overlay = {
-      url = "github:nix-community/emacs-overlay";
+      url = "github:nix-community/emacs-overlay/0442d57ffa83985ec2ffaec95db9c0fe742f5182";
     };
     ags = {
       url = "github:Aylur/ags";