diff --git a/pkgs/development/libraries/gensio/default.nix b/pkgs/development/libraries/gensio/default.nix
index 5b1123432265..3dac6d6804e3 100644
--- a/pkgs/development/libraries/gensio/default.nix
+++ b/pkgs/development/libraries/gensio/default.nix
@@ -2,6 +2,7 @@
 , fetchFromGitHub
 , lib
 , nix-update-script
+, openssl
 , pkg-config
 , stdenv
 }:
@@ -27,6 +28,8 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ autoreconfHook pkg-config ];
 
+  buildInputs = lib.optionals stdenv.isDarwin [ openssl ];
+
   meta = with lib; {
     description = "General Stream I/O";
     homepage = "https://sourceforge.net/projects/ser2net/";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index bd84e39bbe2c..505a45964faa 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -21406,7 +21406,7 @@ with pkgs;
     inherit (darwin.apple_sdk.frameworks) OpenCL;
   };
 
-  gensio = callPackage ../development/libraries/gensio { };
+  gensio = darwin.apple_sdk_11_0.callPackage ../development/libraries/gensio { };
 
   geoclue2 = callPackage ../development/libraries/geoclue { };