diff --git a/pkgs/applications/editors/ed/default.nix b/pkgs/applications/editors/ed/default.nix
index cf27d772596f..c1f99de71057 100644
--- a/pkgs/applications/editors/ed/default.nix
+++ b/pkgs/applications/editors/ed/default.nix
@@ -10,4 +10,5 @@ lib.makeScope pkgs.newScope (self:
     };
 
     ed = callPackage (self.sources.ed) { };
+    edUnstable = callPackage (self.sources.edUnstable) { };
   })
diff --git a/pkgs/applications/editors/ed/sources.nix b/pkgs/applications/editors/ed/sources.nix
index 5d3535a834dc..5cb750183053 100644
--- a/pkgs/applications/editors/ed/sources.nix
+++ b/pkgs/applications/editors/ed/sources.nix
@@ -31,4 +31,15 @@ in
   in import ./generic.nix {
     inherit pname version src meta;
   };
+
+  edUnstable = let
+    pname = "ed";
+    version = "1.20-pre2";
+    src = fetchurl {
+      url = "http://download.savannah.gnu.org/releases/ed/ed-${version}.tar.lz";
+      hash = "sha256-bHTDeMhVNNo3qqDNoBNaBA+DHDa4WJpfQNcTvAUPgsY=";
+    };
+  in import ./generic.nix {
+    inherit pname version src meta;
+  };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3b74a7ae8cb1..f878df61904f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -30992,7 +30992,7 @@ with pkgs;
   ecs-agent = callPackage ../applications/virtualization/ecs-agent { };
 
   inherit (recurseIntoAttrs (callPackage ../applications/editors/ed { }))
-    ed;
+    ed edUnstable;
 
   edbrowse = callPackage ../applications/editors/edbrowse { };