diff --git a/pkgs/development/python-modules/flask-babel/default.nix b/pkgs/development/python-modules/flask-babel/default.nix
index d052a7c51c1f..0eb9f61d697f 100644
--- a/pkgs/development/python-modules/flask-babel/default.nix
+++ b/pkgs/development/python-modules/flask-babel/default.nix
@@ -11,11 +11,11 @@
 
 buildPythonPackage rec {
   pname = "Flask-Babel";
-  version = "1.0.0";
+  version = "2.0.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0gmb165vkwv5v7dxsxa2i3zhafns0fh938m2zdcrv4d8z5l099yn";
+    sha256 = "f9faf45cdb2e1a32ea2ec14403587d4295108f35017a7821a2b1acb8cfd9257d";
   };
 
   propagatedBuildInputs = [