diff --git a/pkgs/by-name/md/mdbook-open-on-gh/package.nix b/pkgs/by-name/md/mdbook-open-on-gh/package.nix
index 46eaa9c94f0b4..e04537201b1e1 100644
--- a/pkgs/by-name/md/mdbook-open-on-gh/package.nix
+++ b/pkgs/by-name/md/mdbook-open-on-gh/package.nix
@@ -6,16 +6,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "mdbook-open-on-gh";
-  version = "2.4.3";
+  version = "3.0.0";
 
   src = fetchFromGitHub {
     owner = "badboy";
     repo = "mdbook-open-on-gh";
     rev = version;
-    hash = "sha256-73738Vei7rQ67LQIOrHPGOtsBnHClaXClRWDmA5pP58=";
+    hash = "sha256-I1n/RJq6mcg+DTocKlYoZi5G7yijsruU8PwICZ2/JMQ=";
   };
 
-  cargoHash = "sha256-6BR/xXo5pBv7n5beqgY9kEe24o/lZl1sit0uumSEbe8=";
+  cargoHash = "sha256-jbBwXYUIkrDyf9qC2cL5czbXCM2/JrbBUmKJZb+VEAk=";
 
   meta = with lib; {
     description = "mdbook preprocessor to add a open-on-github link on every page";