diff --git a/pkgs/development/libraries/dbus/default.nix b/pkgs/development/libraries/dbus/default.nix
index 049623d3d911..3598d8d938e0 100644
--- a/pkgs/development/libraries/dbus/default.nix
+++ b/pkgs/development/libraries/dbus/default.nix
@@ -20,11 +20,11 @@ assert enableSystemd -> systemd != null;
 
 stdenv.mkDerivation rec {
   pname = "dbus";
-  version = "1.12.18";
+  version = "1.12.20";
 
   src = fetchurl {
     url = "https://dbus.freedesktop.org/releases/dbus/dbus-${version}.tar.gz";
-    sha256 = "01jkm6shm76bl3cflmnn37dv6nkph0w1akbqpklyac02hiq4vkv4";
+    sha256 = "1zp5gpx61v1cpqf2zwb1cidhp9xylvw49d3zydkxqk6b1qa20xpp";
   };
 
   patches = lib.optional stdenv.isSunOS ./implement-getgrouplist.patch;