diff --git a/dockrice/dockerpath.py b/dockrice/dockerpath.py
index 747b7f8..6010ed0 100644
--- a/dockrice/dockerpath.py
+++ b/dockrice/dockerpath.py
@@ -114,6 +114,9 @@ def _get_target_source(self) -> Tuple[pathlib.PurePath]:
 
     def get_mount(self) -> Mount:
         target, source = self._get_target_source()
+        if not self._read_only:
+            host_path = pathlib.Path(source)
+            host_path.mkdir(parents=True, exist_ok=True)
         return Mount(
             target,
             source,