diff --git a/python/hsfs/constructor/query.py b/python/hsfs/constructor/query.py
index 0270c20f4e..cace781835 100644
--- a/python/hsfs/constructor/query.py
+++ b/python/hsfs/constructor/query.py
@@ -260,6 +260,9 @@ def as_of(
     ):
         """Perform time travel on the given Query.
 
+        !!! warning "Pyspark/Spark Only"
+            Apache HUDI exclusively supports Time Travel and Incremental Query via Spark Context
+
         This method returns a new Query object at the specified point in time. Optionally, commits before a
         specified point in time can be excluded from the query. The Query can then either be read into a Dataframe
         or used further to perform joins or construct a training dataset.
diff --git a/python/hsfs/feature_group.py b/python/hsfs/feature_group.py
index 63e960469a..898e655fac 100644
--- a/python/hsfs/feature_group.py
+++ b/python/hsfs/feature_group.py
@@ -2110,7 +2110,11 @@ def read_changes(
                     `as_of(end_wallclock_time, exclude_until=start_wallclock_time).read(read_options=read_options)`
                     instead.
 
-        This function only works on feature groups with `HUDI` time travel format.
+        !!! warning "Pyspark/Spark Only"
+            Apache HUDI exclusively supports Time Travel and Incremental Query via Spark Context
+
+        !!! warning
+            This function only works for feature groups with time_travel_format='HUDI'.
 
         # Arguments
             start_wallclock_time: Start time of the time travel query. Strings should be formatted in one of the following formats `%Y-%m-%d`, `%Y-%m-%d %H`, `%Y-%m-%d %H:%M`,
@@ -2847,6 +2851,9 @@ def as_of(
     ):
         """Get Query object to retrieve all features of the group at a point in the past.
 
+        !!! warning "Pyspark/Spark Only"
+            Apache HUDI exclusively supports Time Travel and Incremental Query via Spark Context
+
         This method selects all features in the feature group and returns a Query object
         at the specified point in time. Optionally, commits before a specified point in time can be
         excluded from the query. The Query can then either be read into a Dataframe