diff --git a/pkgs/development/python-modules/jax/default.nix b/pkgs/development/python-modules/jax/default.nix
index 9453ba1c0c6c..d9293e073480 100644
--- a/pkgs/development/python-modules/jax/default.nix
+++ b/pkgs/development/python-modules/jax/default.nix
@@ -27,17 +27,17 @@ let
 in
 buildPythonPackage rec {
   pname = "jax";
-  version = "0.4.18";
+  version = "0.4.19";
   pyproject = true;
 
   disabled = pythonOlder "3.9";
 
   src = fetchFromGitHub {
     owner = "google";
-    repo = pname;
+    repo = "jax";
     # google/jax contains tags for jax and jaxlib. Only use jax tags!
     rev = "refs/tags/${pname}-v${version}";
-    hash = "sha256-rDvWHa8jYCAA9iKbWaFUXdE/9L7AepFiNzmqOcc/090=";
+    hash = "sha256-l5uLPqhg/hqtO9oJSaioow5cH/0jKHDVziGezkfnVcc=";
   };
 
   nativeBuildInputs = [