diff --git a/pkgs/development/python-modules/formulae/default.nix b/pkgs/development/python-modules/formulae/default.nix
index ab13f86dc18b..d8b6088124d4 100644
--- a/pkgs/development/python-modules/formulae/default.nix
+++ b/pkgs/development/python-modules/formulae/default.nix
@@ -11,7 +11,7 @@
 
 buildPythonPackage rec {
   pname = "formulae";
-  version = "0.5.0";
+  version = "0.5.1";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "bambinos";
     repo = pname;
     rev = "refs/tags/${version}";
-    hash = "sha256-WDWpyrHXGBfheE0m5I9K+Dk1urXRMY6yoenN3OaZogM=";
+    hash = "sha256-nmqGdXqsesRhR06FDS5t64C6+Bz1B97W+PkHrfV7Qmg=";
   };
 
   nativeBuildInputs = [ setuptools ];