diff --git a/pkgs/development/python-modules/alembic/default.nix b/pkgs/development/python-modules/alembic/default.nix
index 899bea2acb81..c820ee81ee2a 100644
--- a/pkgs/development/python-modules/alembic/default.nix
+++ b/pkgs/development/python-modules/alembic/default.nix
@@ -5,11 +5,11 @@
 
 buildPythonPackage rec {
   pname = "alembic";
-  version = "1.5.8";
+  version = "1.6.5";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "e27fd67732c97a1c370c33169ef4578cf96436fa0e7dcfaeeef4a917d0737d56";
+    sha256 = "a21fedebb3fb8f6bbbba51a11114f08c78709377051384c9c5ead5705ee93a51";
   };
 
   buildInputs = [ pytest pytestcov mock coverage ];