diff --git a/pkgs/os-specific/linux/sssd/default.nix b/pkgs/os-specific/linux/sssd/default.nix
index a4a0d1dd49ff..0f0c6fcf4a65 100644
--- a/pkgs/os-specific/linux/sssd/default.nix
+++ b/pkgs/os-specific/linux/sssd/default.nix
@@ -5,7 +5,7 @@
   libuuid, systemd, nspr, check, cmocka, uid_wrapper, p11-kit,
   nss_wrapper, ncurses, Po4a, http-parser, jansson, jose,
   docbook_xsl, docbook_xml_dtd_44,
-  testers, nix-update-script, nixosTests,
+  testers, nix-update-script, nixosTests, fetchpatch,
   withSudo ? false }:
 
 let
@@ -22,6 +22,14 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-VJXZndbmC6mAVxzvv5Wjb4adrQkP16Rt4cgjl4qGDIc=";
   };
 
+  patches = [
+    # Fix the build with Samba 4.20
+    (fetchpatch {
+      url = "https://github.com/SSSD/sssd/commit/1bf51929a48b84d62ac54f2a42f17e7fbffe1612.patch";
+      hash = "sha256-VLx04APEipp860iOJNIwTGywxZ7rIDdyh3te6m7Ymlo=";
+    })
+  ];
+
   postPatch = ''
     patchShebangs ./sbus_generate.sh.in
   '';