diff --git a/pkgs/tools/text/tidy-viewer/default.nix b/pkgs/tools/text/tidy-viewer/default.nix
index 43b38d06b928..187bde3958ee 100644
--- a/pkgs/tools/text/tidy-viewer/default.nix
+++ b/pkgs/tools/text/tidy-viewer/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "tidy-viewer";
-  version = "1.4.3";
+  version = "1.4.6";
 
   src = fetchFromGitHub {
     owner = "alexhallam";
     repo = "tv";
     rev = version;
-    sha256 = "sha256-onLu4XNe3sLfZ273Hq9IvgZEV9ir8oEXX7tQG75K2Hw=";
+    sha256 = "sha256-aCso4+EdHKeYVFyOrVwE967//9VkfNHvvnumtkORVmw=";
   };
 
-  cargoSha256 = "sha256-CYiRi6ny0wzTddpjdnnMHGqcWRM9wVjF34RmETgLH5A=";
+  cargoSha256 = "sha256-bEwfdjvBbvlMyuqdH0xprCVrOV5Wm2E1uwDsg2M66dY=";
 
   # this test parses command line arguments
   # error: Found argument '--test-threads' which wasn't expected, or isn't valid in this context