diff --git a/pkgs/development/libraries/qtstyleplugin-kvantum-qt4/default.nix b/pkgs/development/libraries/qtstyleplugin-kvantum-qt4/default.nix
index 7290b3830d07..c7a8a400a981 100644
--- a/pkgs/development/libraries/qtstyleplugin-kvantum-qt4/default.nix
+++ b/pkgs/development/libraries/qtstyleplugin-kvantum-qt4/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "qtstyleplugin-kvantum-qt4";
-  version = "0.16.0";
+  version = "0.20.1";
 
   src = fetchFromGitHub {
     owner = "tsujan";
     repo = "Kvantum";
     rev = "V${version}";
-    sha256 = "05ihjslnv7rrp4giwvvyaiig0dpfmw3jijfaadzax8jhbyscmxsq";
+    sha256 = "sha256-sY2slI9ZVuEurBIEaJMxUiKiUNXx+h7UEwEZKKr7R2Y=";
   };
 
   nativeBuildInputs = [ qmake4Hook ];