diff --git a/tox.ini b/tox.ini
index cdce1e7..eed3e9d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -94,7 +94,7 @@ skip_install = true
 deps = -r{toxinidir}/requirements.txt
     -r{toxinidir}/dev-requirements.txt
 commands =
-    mypy aprsd
+    mypy --ignore-missing-imports --install-types aprsd
 
 [testenv:pre-commit]
 skip_install = true