diff --git a/pkgs/development/python-modules/braintree/default.nix b/pkgs/development/python-modules/braintree/default.nix
index 8d77e6a9953c..259e835ab7f7 100644
--- a/pkgs/development/python-modules/braintree/default.nix
+++ b/pkgs/development/python-modules/braintree/default.nix
@@ -9,14 +9,14 @@
 
 buildPythonPackage rec {
   pname = "braintree";
-  version = "4.29.0";
+  version = "4.38.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "braintree";
     repo = "braintree_python";
     rev = version;
-    hash = "sha256-5MF8W2zUVvNiOnmszgJkMDmeYLZ6ppFHqmH6dmlCzQY=";
+    hash = "sha256-cAzqHMkEWaLXHbPUnkyFF5UD43rPk6txRSB2n9NJLTE=";
   };
 
   build-system = [ setuptools ];