diff --git a/python/svi_client/src/hydrotools/svi_client/clients.py b/python/svi_client/src/hydrotools/svi_client/clients.py
index dc743776..009d1713 100644
--- a/python/svi_client/src/hydrotools/svi_client/clients.py
+++ b/python/svi_client/src/hydrotools/svi_client/clients.py
@@ -129,7 +129,7 @@ def get(
         # map of dataset field names to canonical field names
         field_names = {
             v: k
-            for k, v in fnm.dict(exclude_unset=True, exclude={"svi_edition"}).items()
+            for k, v in fnm.dict(exclude_none=True, exclude={"svi_edition"}).items()
         }
 
         df = df.rename(columns=field_names)
diff --git a/python/svi_client/src/hydrotools/svi_client/url_builders.py b/python/svi_client/src/hydrotools/svi_client/url_builders.py
index d8cae454..c82b3ae1 100644
--- a/python/svi_client/src/hydrotools/svi_client/url_builders.py
+++ b/python/svi_client/src/hydrotools/svi_client/url_builders.py
@@ -68,7 +68,7 @@ def build_feature_server_url(
         if location != "us"
         else "1=1",
         "outFields": ",".join(
-            fnm.dict(exclude_unset=True, exclude={"svi_edition"}).values()
+            fnm.dict(exclude_none=True, exclude={"svi_edition"}).values()
         ),
         "returnGeometry": "true",
         "returnExceededLimitFeatures": "true",