diff --git a/pkgs/development/python-modules/pypalazzetti/default.nix b/pkgs/development/python-modules/pypalazzetti/default.nix
index afe57f70bb4e..a643ba9d2611 100644
--- a/pkgs/development/python-modules/pypalazzetti/default.nix
+++ b/pkgs/development/python-modules/pypalazzetti/default.nix
@@ -12,7 +12,7 @@
 
 buildPythonPackage rec {
   pname = "pypalazzetti";
-  version = "0.1.19";
+  version = "0.1.20";
   pyproject = true;
 
   disabled = pythonOlder "3.10";
@@ -21,7 +21,7 @@ buildPythonPackage rec {
     owner = "dotvav";
     repo = "py-palazzetti-api";
     tag = "v${version}";
-    hash = "sha256-Bmx4CU6bx5FVR7xdDxrtVSXunthi2s2Esj1FtSjh61U=";
+    hash = "sha256-jDsDa/5QFi4HUSagFHG73+Aj5BPOC8UNO+k7XxLZawk=";
   };
 
   build-system = [ setuptools ];