diff --git a/xarray/core/nputils.py b/xarray/core/nputils.py
index 316a77ead6a..bd33b7b6d8f 100644
--- a/xarray/core/nputils.py
+++ b/xarray/core/nputils.py
@@ -31,7 +31,7 @@
     _HAS_NUMBAGG = Version(numbagg.__version__) >= Version("0.5.0")
 except ImportError:
     # use numpy methods instead
-    numbagg = np
+    numbagg = np  # type: ignore
     _HAS_NUMBAGG = False