diff --git a/pkgs/applications/networking/mailreaders/meli/default.nix b/pkgs/applications/networking/mailreaders/meli/default.nix
index d0575b60653b..d4076c88bb8f 100644
--- a/pkgs/applications/networking/mailreaders/meli/default.nix
+++ b/pkgs/applications/networking/mailreaders/meli/default.nix
@@ -25,14 +25,14 @@ rustPlatform.buildRustPackage rec {
 
   cargoSha256 = "sha256-ZE653OtXyZ9454bKPApmuL2kVko/hGBWEAya1L1KIoc=";
 
-  cargoBuildFlags = lib.optional withNotmuch "--features=notmuch";
-
   nativeBuildInputs = [ pkg-config gzip makeWrapper ];
 
   buildInputs = [ openssl dbus sqlite ] ++ lib.optional withNotmuch notmuch;
 
   checkInputs = [ file ];
 
+  buildFeatures = lib.optional withNotmuch [ "notmuch" ];
+
   postInstall = ''
     mkdir -p $out/share/man/man1
     gzip < docs/meli.1 > $out/share/man/man1/meli.1.gz