diff --git a/pkgs/by-name/kn/knot-resolver-manager_6/package.nix b/pkgs/by-name/kn/knot-resolver-manager_6/package.nix
index af9b5e558b00..d9242a886a32 100644
--- a/pkgs/by-name/kn/knot-resolver-manager_6/package.nix
+++ b/pkgs/by-name/kn/knot-resolver-manager_6/package.nix
@@ -1,12 +1,15 @@
 {
   knot-resolver_6,
-  writeText,
   python3Packages,
+  extraFeatures ? false,
 }:
-
+let
+  knot-resolver = knot-resolver_6.override { inherit extraFeatures; };
+in
 python3Packages.buildPythonPackage {
   pname = "knot-resolver-manager_6";
-  inherit (knot-resolver_6) version src;
+  inherit (knot-resolver) version;
+  inherit (knot-resolver.unwrapped) src;
   pyproject = true;
 
   patches = [
@@ -19,8 +22,9 @@ python3Packages.buildPythonPackage {
   # Propagate meson config from the C part to the python part.
   # But the install-time etc differs from a sensible run-time etc.
   postPatch = ''
-    substitute '${knot-resolver_6.config_py}'/knot_resolver/constants.py ./python/knot_resolver/constants.py \
-      --replace-fail '${knot-resolver_6.out}/etc' '/etc'
+    substitute '${knot-resolver.unwrapped.config_py}'/knot_resolver/constants.py ./python/knot_resolver/constants.py \
+      --replace-fail '${knot-resolver.unwrapped.out}/etc' '/etc' \
+      --replace-fail '${knot-resolver.unwrapped.out}/sbin' '${knot-resolver}/bin'
   '';
 
   build-system = with python3Packages; [
@@ -67,7 +71,7 @@ python3Packages.buildPythonPackage {
     "test_proxy_rehandshake_tls12"
   ];
 
-  meta = knot-resolver_6.meta // {
+  meta = knot-resolver.meta // {
     mainProgram = "knot-resolver";
   };
 }
diff --git a/pkgs/by-name/kn/knot-resolver_6/package.nix b/pkgs/by-name/kn/knot-resolver_6/package.nix
index 66d2136249ea..87b735049c04 100644
--- a/pkgs/by-name/kn/knot-resolver_6/package.nix
+++ b/pkgs/by-name/kn/knot-resolver_6/package.nix
@@ -136,6 +136,10 @@ let
       meson test --print-errorlogs --no-suite snowflake
     '';
 
+    passthru = {
+      unwrapped = finalAttrs.finalPackage;
+    };
+
     meta = with lib; {
       description = "Caching validating DNS resolver, from .cz domain registry";
       homepage = "https://knot-resolver.cz";
@@ -162,7 +166,10 @@ let
         ];
         preferLocalBuild = true;
         allowSubstitutes = false;
-        inherit (unwrapped) meta;
+        inherit (unwrapped) version meta;
+        passthru = {
+          inherit unwrapped;
+        };
       }
       (
         ''