diff --git a/.changelog/8174.txt b/.changelog/8174.txt
new file mode 100644
index 00000000000..19383dcc1f1
--- /dev/null
+++ b/.changelog/8174.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+bigquery: fixed an issue where api default value for `edition` field of `google_bigquery_reservation` was not handled
+```
diff --git a/google/services/bigqueryreservation/resource_bigquery_reservation.go b/google/services/bigqueryreservation/resource_bigquery_reservation.go
index 1f89d89c51f..5f90fc14fa2 100644
--- a/google/services/bigqueryreservation/resource_bigquery_reservation.go
+++ b/google/services/bigqueryreservation/resource_bigquery_reservation.go
@@ -88,6 +88,7 @@ unit of parallelism. Queries using this reservation might use more slots during
 			},
 			"edition": {
 				Type:        schema.TypeString,
+				Computed:    true,
 				Optional:    true,
 				ForceNew:    true,
 				Description: `The edition type. Valid values are STANDARD, ENTERPRISE, ENTERPRISE_PLUS`,