diff --git a/pkgs/development/python-modules/cantools/default.nix b/pkgs/development/python-modules/cantools/default.nix
index 5d3d639e82ab..f5ad88fb5b18 100644
--- a/pkgs/development/python-modules/cantools/default.nix
+++ b/pkgs/development/python-modules/cantools/default.nix
@@ -19,7 +19,7 @@ buildPythonPackage rec {
   version = "39.3.0";
   pyproject = true;
 
-  disabled = pythonOlder "3.7";
+  disabled = pythonOlder "3.8";
 
   src = fetchPypi {
     inherit pname version;