diff --git a/pkgs/data/misc/unihan-database/default.nix b/pkgs/data/misc/unihan-database/default.nix
index 02632b92644..8fb065d6b00 100644
--- a/pkgs/data/misc/unihan-database/default.nix
+++ b/pkgs/data/misc/unihan-database/default.nix
@@ -5,11 +5,11 @@
 
 stdenv.mkDerivation rec {
   pname = "unihan-database";
-  version = "12.1.0";
+  version = "14.0.0";
 
   src = fetchurl {
     url = "https://www.unicode.org/Public/zipped/${version}/Unihan.zip";
-    sha256 = "1kfdhgg2gm52x3s07bijb5cxjy0jxwhd097k5lqhvzpznprm6ibf";
+    hash = "sha256-KuRRmyuCzU0VN5wX5Xv7EsM8D1TaSXfeA7KwS88RhS0=";
   };
 
   nativeBuildInputs = [