diff --git a/metadata-ingestion/src/datahub/ingestion/source/bigquery_v2/bigquery.py b/metadata-ingestion/src/datahub/ingestion/source/bigquery_v2/bigquery.py
index 692d8c4f81bb6e..6959a483130106 100644
--- a/metadata-ingestion/src/datahub/ingestion/source/bigquery_v2/bigquery.py
+++ b/metadata-ingestion/src/datahub/ingestion/source/bigquery_v2/bigquery.py
@@ -1050,8 +1050,14 @@ def gen_schema_fields(self, columns: List[BigqueryColumn]) -> List[SchemaField]:
                     for idx, field in enumerate(schema_fields):
                         # Remove all the [version=2.0].[type=struct]. tags to get the field path
                         if (
-                            re.sub(r"\[.*?\]\.", "", field.fieldPath, 0, re.MULTILINE)
-                            == col.field_path
+                            re.sub(
+                                r"\[.*?\]\.",
+                                "",
+                                field.fieldPath.lower(),
+                                0,
+                                re.MULTILINE,
+                            )
+                            == col.field_path.lower()
                         ):
                             field.description = col.comment
                             schema_fields[idx] = field