diff --git a/pkgs/development/libraries/libxl/default.nix b/pkgs/development/libraries/libxl/default.nix
index 600e94d0a75..601c27c98ee 100644
--- a/pkgs/development/libraries/libxl/default.nix
+++ b/pkgs/development/libraries/libxl/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "libxl";
-  version = "3.8.8";
+  version = "3.9.4.3";
 
   src = fetchurl {
     url = "https://www.libxl.com/download/${pname}-lin-${version}.tar.gz";
-    sha256 = "08jarfcl8l5mrmkx6bcifi3ghkaja9isz77zgggl84yl66js5pc3";
+    sha256 = "sha256-U8hXoqBzjSGigOXc29LZQk3KrGiYvBPBJPg5qihcAsY=";
   };
 
   dontConfigure = true;