diff --git a/pkgs/development/libraries/kdsoap/default.nix b/pkgs/development/libraries/kdsoap/default.nix
index c2f94b8e6927..acb3318b9cdf 100644
--- a/pkgs/development/libraries/kdsoap/default.nix
+++ b/pkgs/development/libraries/kdsoap/default.nix
@@ -11,11 +11,11 @@ let
   cmakeName = if isQt6 then "KDSoap-qt6" else "KDSoap";
 in stdenv.mkDerivation rec {
   pname = "kdsoap";
-  version = "2.1.1";
+  version = "2.2.0";
 
   src = fetchurl {
     url = "https://github.com/KDAB/KDSoap/releases/download/kdsoap-${version}/kdsoap-${version}.tar.gz";
-    sha256 = "sha256-rtV/ayAN33YvXSiY9+kijdBwCIHESRrv5ABvf6X1xic=";
+    sha256 = "sha256-2e8RlIRCGXyfpEvW+63IQrcoCmDfxAV3r2b97WN681Y=";
   };
 
   outputs = [ "out" "dev" ];