diff --git a/pkgs/development/libraries/libivykis/default.nix b/pkgs/development/libraries/libivykis/default.nix
index bd1432b8a21b..17cca74c7d29 100644
--- a/pkgs/development/libraries/libivykis/default.nix
+++ b/pkgs/development/libraries/libivykis/default.nix
@@ -3,11 +3,11 @@
 stdenv.mkDerivation rec {
   pname = "libivykis";
 
-  version = "0.42.3";
+  version = "0.42.4";
 
   src = fetchurl {
     url = "mirror://sourceforge/libivykis/${version}/ivykis-${version}.tar.gz";
-    sha256 = "1v0ajkm531v4zxzn2x90yb5ab81ssqv2y0fib24wbsggbkajbc69";
+    sha256 = "0abi0rc3wnncvr68hy6rmzp96x6napd7fs1mff20dr8lb0jyvy3f";
   };
 
   nativeBuildInputs = [ autoreconfHook pkgconfig ];