diff --git a/gpax/_version.py b/gpax/_version.py
index 9807bb2..aaa2740 100644
--- a/gpax/_version.py
+++ b/gpax/_version.py
@@ -6,5 +6,5 @@
 
     __version__ = _dunamai.Version.from_any_vcs().serialize()
     del _dunamai
-except ImportError:
+except (ImportError, RuntimeError):
     __version__ = "dev"