diff --git a/pkgs/applications/editors/emacs/sources.nix b/pkgs/applications/editors/emacs/sources.nix
index 374702dc1fcb..5f89461b78a9 100644
--- a/pkgs/applications/editors/emacs/sources.nix
+++ b/pkgs/applications/editors/emacs/sources.nix
@@ -146,10 +146,10 @@ in
 
   emacs30 = import ./make-emacs.nix (mkArgs {
     pname = "emacs";
-    version = "30.0.93";
+    version = "30.1-rc1";
     variant = "mainline";
-    rev = "30.0.93";
-    hash = "sha256-lcpB4lKD3tjvCn646hUyAskxWNCQwEJ0RX/ZddRBRRU=";
+    rev = "30.1-rc1";
+    hash = "sha256-eUEeSCr58uVPxTJMhRZvVSEbfrJ6n59iuYxR6LQkWJw=";
     patches = fetchpatch: [
       (builtins.path {
         name = "inhibit-lexical-cookie-warning-67916.patch";