diff --git a/pkgs/development/tools/electron/binary/default.nix b/pkgs/development/tools/electron/binary/default.nix
index 29670a44bd9a..eafa67cf3372 100644
--- a/pkgs/development/tools/electron/binary/default.nix
+++ b/pkgs/development/tools/electron/binary/default.nix
@@ -26,15 +26,6 @@ rec {
 
   electron-bin = electron_26-bin;
 
-  electron_9-bin = mkElectron "9.4.4" {
-    x86_64-linux = "781d6ca834d415c71078e1c2c198faba926d6fce19e31448bbf4450869135450";
-    x86_64-darwin = "f41c0bf874ddbba00c3d6989d07f74155a236e2d5a3eaf3d1d19ef8d3eb2256c";
-    i686-linux = "40e37f8f908a81c9fac1073fe22309cd6df2d68e685f83274c6d2f0959004187";
-    armv7l-linux = "2dfe3e21d30526688cc3d3215d06dfddca597a2cb62ff0c9d0d5f33d3e464a33";
-    aarch64-linux = "f1145e9a1feb5f2955e5f5565962423ac3c52ffe45ccc3b96c6ca485fa35bf27";
-    headers = "0yx8mkrm15ha977hzh7g2sc5fab9sdvlk1bk3yxignhxrqqbw885";
-  };
-
   electron_10-bin = mkElectron "10.4.7" {
     x86_64-linux = "e3ea75fcedce588c6b59cfa3a6e46ba67b789e14dc2e5b9dfe1ddf3f82b0f995";
     x86_64-darwin = "8f01e020563b7fce68dc2e3d4bbf419320d13b088e89eb64f9645e9d73ad88fb";
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 78edfa32dbb2..5a48833edd6f 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -459,6 +459,7 @@ mapAliases ({
   electron_6 = throw "electron_6 has been removed in favor of newer versions"; # added 2022-01-06
   electron_7 = throw "electron_7 has been removed in favor of newer versions"; # added 2022-02-08
   electron_8 = throw "electron_8 has been removed in favor of newer versions"; # added 2022-02-08
+  electron_9 = throw "electron_9 has been removed in favor of newer versions"; # added 2023-09-11
 
   electrum-dash = throw "electrum-dash has been removed from nixpkgs as the project is abandoned"; # Added 2022-01-01
   elementary-planner = throw "elementary-planner has been renamed to planify"; # Added 2023-06-24
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 081b7761531a..065dba26fd22 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -18667,7 +18667,6 @@ with pkgs;
 
   inherit (callPackages ../development/tools/electron/binary { })
     electron-bin
-    electron_9-bin
     electron_10-bin
     electron_11-bin
     electron_12-bin
@@ -18687,7 +18686,6 @@ with pkgs;
     electron_26-bin;
 
   electron = electron-bin;
-  electron_9 = electron_9-bin;
   electron_10 = electron_10-bin;
   electron_11 = electron_11-bin;
   electron_12 = electron_12-bin;