diff --git a/pkgs/development/python-modules/flask-caching/default.nix b/pkgs/development/python-modules/flask-caching/default.nix
index d21d3cedd4df..e679bf16e8eb 100644
--- a/pkgs/development/python-modules/flask-caching/default.nix
+++ b/pkgs/development/python-modules/flask-caching/default.nix
@@ -14,14 +14,14 @@
 
 buildPythonPackage rec {
   pname = "flask-caching";
-  version = "2.1.0";
+  version = "2.3.0";
   format = "setuptools";
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
-    pname = "Flask-Caching";
+    pname = "flask_caching";
     inherit version;
-    hash = "sha256-t1AMFFE1g2qVLj3jqAiB2WVOMnopyFLJJlYH9cRJI1w=";
+    hash = "sha256-1+TKZKM7Sf6zOfzdF+a6JfXgEWjPiF5TeQ6IX4Ok0s8=";
   };
 
   postPatch = ''