diff --git a/pkgs/tools/misc/qt5ct/default.nix b/pkgs/tools/misc/qt5ct/default.nix
index 33c02241a4ad..dec3ed188802 100644
--- a/pkgs/tools/misc/qt5ct/default.nix
+++ b/pkgs/tools/misc/qt5ct/default.nix
@@ -14,11 +14,11 @@ in
 
 mkDerivation rec {
   pname = "qt5ct";
-  version = "1.8";
+  version = "1.9";
 
   src = fetchurl {
     url = "mirror://sourceforge/qt5ct/qt5ct-${version}.tar.bz2";
-    sha256 = "sha256-I7dAVEFepBJDKHcu+ab5UIOpuGVp4SgDSj/3XfrYCOk=";
+    sha256 = "sha256-3BDmk51CO5JZgc5n/rsaAVtvYcAiqcx+bIte/qRYi/8=";
   };
 
   nativeBuildInputs = [