diff --git a/odc/geo/types.py b/odc/geo/types.py
index 65e7212..c13c161 100644
--- a/odc/geo/types.py
+++ b/odc/geo/types.py
@@ -23,7 +23,6 @@
 MaybeFloat = Optional[float]
 FillValue = Union[float, int]
 Nodata = Union[float, int, None]
-MaybeNodata = Union[float, int, str, None]
 SomeNodata = Union[float, int, str, None, Literal["auto"]]
 T = TypeVar("T")
 T1 = TypeVar("T1")