diff --git a/flake.nix b/flake.nix
index f412f80..dab85cf 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,8 +6,24 @@
   outputs = { self, nixpkgs }:
     {
       overlays.default = final: prev: {
-        nix-index-unwrapped = prev.nix-index-unwrapped.overrideAttrs(old: {
-          patches = [ ./nix-index-https.patch ];
+        nix-index-unwrapped = (prev.nix-index-unwrapped.override {
+          rustPlatform = final.rustPackages_1_76.rustPlatform;
+        }).overrideAttrs(old: rec {
+          version = "0.1.7-unstable-2024-05-11";
+          
+          # commit with proper HTTPS fixes
+          # FIXME: unpin after next release 
+          src = final.fetchFromGitHub {
+            owner = "nix-community";
+            repo = "nix-index";
+            rev = "195fb3525038e40836b8d286371365f5e7857c0c";
+            hash = "sha256-Cw6Q9rHcLjPKzab5O4G7cetFAaTZCex2VLvYIhJCbpg=";
+          };
+
+          cargoDeps = final.rustPlatform.fetchCargoTarball {
+            inherit src;
+            hash = "sha256-Pl56f8FU/U/x4gkTt5yXxE8FVQ/pGBDuxxP7HrfsaBc=";
+          };
         });
 
         nixos-channel-native-programs = with final; stdenv.mkDerivation {