diff --git a/plugins/bigquery/dbt/adapters/bigquery/impl.py b/plugins/bigquery/dbt/adapters/bigquery/impl.py
index 10a8380ca67..f7f6581426a 100644
--- a/plugins/bigquery/dbt/adapters/bigquery/impl.py
+++ b/plugins/bigquery/dbt/adapters/bigquery/impl.py
@@ -519,13 +519,13 @@ def _partitions_match(
             table_field = table.time_partitioning.field
             return table_field == conf_partition.field
         elif conf_partition and table.range_partitioning is not None:
-            dest_part = table.range_partition.range_
+            dest_part = table.range_partitioning
             conf_part = conf_partition.range or {}
 
             return dest_part.field == conf_partition.field \
-                and dest_part.start == conf_part.get('start') \
-                and dest_part.end == conf_part.get('end') \
-                and dest_part.interval == conf_part.get('interval')
+                and dest_part.range_.start == conf_part.get('start') \
+                and dest_part.range_.end == conf_part.get('end') \
+                and dest_part.range_.interval == conf_part.get('interval')
         else:
             return False
 
diff --git a/test/integration/022_bigquery_test/test_bigquery_changing_partitions.py b/test/integration/022_bigquery_test/test_bigquery_changing_partitions.py
index 93a0bd60b8e..27547c54a2e 100644
--- a/test/integration/022_bigquery_test/test_bigquery_changing_partitions.py
+++ b/test/integration/022_bigquery_test/test_bigquery_changing_partitions.py
@@ -38,6 +38,13 @@ def test_bigquery_change_partitions(self):
         after = {"partition_by": "cur_date", "cluster_by": None}
         self.run_changes(before, after)
         self.run_changes(after, before)
+    
+    @use_profile('bigquery')
+    def test_bigquery_change_partitions_from_int(self):
+        before = {"partition_by": {"field": "id", "data_type": "int64", "range": {"start": 0, "end": 10, "interval": 1}}, "cluster_by": None}
+        after = {"partition_by": {"field": "cur_date", "data_type": "date"}, "cluster_by": None}
+        self.run_changes(before, after)
+        self.run_changes(after, before)
 
     @use_profile('bigquery')
     def test_bigquery_add_clustering(self):