diff --git a/pkgs/development/python-modules/fasthtml/default.nix b/pkgs/development/python-modules/fasthtml/default.nix
index 3f47dd2ce5a7..12b9b77c0435 100644
--- a/pkgs/development/python-modules/fasthtml/default.nix
+++ b/pkgs/development/python-modules/fasthtml/default.nix
@@ -31,14 +31,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "fasthtml";
-  version = "0.12.48";
+  version = "0.13.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "AnswerDotAI";
     repo = "fasthtml";
     tag = finalAttrs.version;
-    hash = "sha256-lMAuIw4sMkS3XSG/0Bs0iQPSjMusbmjUKv0w4cINwas=";
+    hash = "sha256-PS5HGegC6pG/bJAGrKDsRYguBnNS9EDrZIjWvjErO4M=";
   };
 
   build-system = [