diff --git a/pkgs/tools/text/mdbook-katex/default.nix b/pkgs/tools/text/mdbook-katex/default.nix
index 7be47c0c8d4d..9469c63faefb 100644
--- a/pkgs/tools/text/mdbook-katex/default.nix
+++ b/pkgs/tools/text/mdbook-katex/default.nix
@@ -2,14 +2,14 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "mdbook-katex";
-  version = "0.5.8";
+  version = "0.5.9";
 
   src = fetchCrate {
     inherit pname version;
-    hash = "sha256-YFrl0YR/+lDJW8GjLF0wk0D6Bx9zUxAoAXd9twaxrmM=";
+    hash = "sha256-IecCEXoWkjCgIHlhmtF2H+FM/0B8yK4XmHuBHv/yGk8=";
   };
 
-  cargoHash = "sha256-wBaek9AQKwPsg9TzBmS0yBtn1G0KCnmxfmGCGCFNWxc=";
+  cargoHash = "sha256-vHbTL62Z4UdU77VePN2HSRzS9amn33smw1Yy6I2Btcc=";
 
   buildInputs = lib.optionals stdenv.isDarwin [ CoreServices ];