diff --git a/pkgs/tools/package-management/lix/default.nix b/pkgs/tools/package-management/lix/default.nix
index 57d697f7ea56..22534b5336e9 100644
--- a/pkgs/tools/package-management/lix/default.nix
+++ b/pkgs/tools/package-management/lix/default.nix
@@ -131,47 +131,6 @@ in
 lib.makeExtensible (self: {
   inherit makeLixScope;
 
-  lix_2_91 = self.makeLixScope {
-    attrName = "lix_2_91";
-
-    lix-args = rec {
-      version = "2.91.3";
-
-      src = fetchFromGitHub {
-        owner = "lix-project";
-        repo = "lix";
-        rev = version;
-        hash = "sha256-b5d+HnPcyHz0ZJW1+LZl4qm4LGTB/TiaDFQVlVL2xpE=";
-      };
-
-      patches = [
-        # Support for lowdown >= 1.4, https://gerrit.lix.systems/c/lix/+/3731
-        (fetchpatch2 {
-          name = "lix-2.91-lowdown-1.4.0.patch";
-          url = "https://git.lix.systems/lix-project/lix/commit/ecff59d77371b21fef229c33ebb629bc49a8fad5.patch";
-          sha256 = "sha256-2M5oId5kObwzpw67rddAPI2RbWPEVlGBrMUXZWqqmEo=";
-        })
-      ];
-
-      docCargoDeps = rustPlatform.fetchCargoVendor {
-        name = "lix-doc-${version}";
-        inherit src;
-        sourceRoot = "${src.name or src}/lix-doc";
-        hash = "sha256-U820gvcbQIBaFr2OWPidfFIDXycDFGgXX1NpWDDqENs=";
-      };
-    };
-
-    nix-eval-jobs-args = {
-      version = "2.91.0";
-      src = fetchgit {
-        url = "https://git.lix.systems/lix-project/nix-eval-jobs.git";
-        # https://git.lix.systems/lix-project/nix-eval-jobs/commits/branch/release-2.91
-        rev = "1f98b0c016a6285f29ad278fa5cd82b8f470d66a";
-        hash = "sha256-ZJKOC/iLuO8qjPi9/ql69Vgh3NIu0tU6CSI0vbiCrKA=";
-      };
-    };
-  };
-
   lix_2_92 = self.makeLixScope {
     attrName = "lix_2_92";
 
@@ -279,7 +238,6 @@ lib.makeExtensible (self: {
           self.${version}.lix;
     in
     lib.dontRecurseIntoAttrs {
-      lix_2_91 = mkAlias "lix_2_91";
       # NOTE: Do not add new versions of Lix here.
       stable = mkAlias "stable";
       latest = mkAlias "latest";