diff --git a/pkgs/development/python-modules/gaphas/default.nix b/pkgs/development/python-modules/gaphas/default.nix
index 7566ea814eec..a82c444c7c81 100644
--- a/pkgs/development/python-modules/gaphas/default.nix
+++ b/pkgs/development/python-modules/gaphas/default.nix
@@ -12,14 +12,14 @@
 
 buildPythonPackage rec {
   pname = "gaphas";
-  version = "3.9.2";
+  version = "3.10.3";
   format = "pyproject";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-hw8aGjsrx6xWPbFybpss5EB3eg6tmxgkXpGiWguLKP4=";
+    hash = "sha256-I+/DsXppY//KOZgydDR4/Ks5qEsL4hLIiH+GaaFZHpA=";
   };
 
   nativeBuildInputs = [