diff --git a/xarray/backends/api.py b/xarray/backends/api.py
index cd1ee88f504..9049db5d602 100644
--- a/xarray/backends/api.py
+++ b/xarray/backends/api.py
@@ -352,8 +352,8 @@ def open_dataset(
     chunks : int or dict, optional
         If chunks is provided, it is used to load the new dataset into dask
         arrays. ``chunks={}`` loads the dataset with dask using a single
-        chunk for all arrays. When using ``engine="zarr"`, setting
-        `chunks='auto'` will create dask chunks based on the variable's zarr
+        chunk for all arrays. When using ``engine="zarr"``, setting
+        ``chunks='auto'`` will create dask chunks based on the variable's zarr
         chunks.
     lock : False or lock-like, optional
         Resource lock to use when reading data from disk. Only relevant when