diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index b1b83210f3b7..ea5b2ded3e3a 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -8119,7 +8119,7 @@ let
     meta = with stdenv.lib; {
       description = "Hierarchic visualization control for wxPython";
       homepage = https://launchpad.net/squaremap;
-      license = licenses.bsd;
+      license = licenses.bsd3;
     };
   };