diff --git a/osbuild/util/types.py b/osbuild/util/types.py
new file mode 100644
index 00000000..74629012
--- /dev/null
+++ b/osbuild/util/types.py
@@ -0,0 +1,11 @@
+#
+# Define some useful typing abbreviations
+#
+
+import os
+
+from typing import Union
+
+
+#: Represents a file system path. See also `os.fspath`.
+PathLike = Union[str, bytes, os.PathLike]