diff --git a/mmv1/templates/terraform/examples/firestore_field_basic.tf.erb b/mmv1/templates/terraform/examples/firestore_field_basic.tf.erb
index 5ff7c9a7a228..71b23926b04f 100644
--- a/mmv1/templates/terraform/examples/firestore_field_basic.tf.erb
+++ b/mmv1/templates/terraform/examples/firestore_field_basic.tf.erb
@@ -1,5 +1,6 @@
 resource "google_firestore_field" "<%= ctx[:primary_resource_id] %>" {
   project = "<%= ctx[:test_env_vars]['project_id'] %>"
+  database = "(default)"
   collection = "chatrooms_%{random_suffix}"
   field = "basic"
 
diff --git a/mmv1/third_party/terraform/tests/resource_firestore_field_test.go b/mmv1/third_party/terraform/tests/resource_firestore_field_test.go
index 86b386efd40e..1a6fd0108eaa 100644
--- a/mmv1/third_party/terraform/tests/resource_firestore_field_test.go
+++ b/mmv1/third_party/terraform/tests/resource_firestore_field_test.go
@@ -71,19 +71,19 @@ func testAccFirestoreField_runUpdateTest(updateConfig string, t *testing.T, cont
 func testAccFirestoreField_firestoreFieldUpdateInitialExample(context map[string]interface{}) string {
 	return Nprintf(`
 resource "google_firestore_field" "%{resource_name}" {
-  project = "%{project_id}"
-  collection = "chatrooms_%{random_suffix}"
-  field = "%{resource_name}"
+	project = "%{project_id}"
+	collection = "chatrooms_%{random_suffix}"
+	field = "%{resource_name}"
 
-  index_config {
-    indexes {
-        order = "ASCENDING"
-        query_scope = "COLLECTION_GROUP"
-    }
-    indexes {
-        array_config = "CONTAINS"
-    }
-  }
+	index_config {
+		indexes {
+			order = "ASCENDING"
+			query_scope = "COLLECTION_GROUP"
+		}
+		indexes {
+			array_config = "CONTAINS"
+		}
+	}
 }
 `, context)
 }
@@ -91,21 +91,21 @@ resource "google_firestore_field" "%{resource_name}" {
 func testAccFirestoreField_firestoreFieldUpdateAddTTLExample(context map[string]interface{}) string {
 	return Nprintf(`
 resource "google_firestore_field" "%{resource_name}" {
-  project = "%{project_id}"
-  collection = "chatrooms_%{random_suffix}"
-  field = "%{resource_name}"
+	project = "%{project_id}"
+	collection = "chatrooms_%{random_suffix}"
+	field = "%{resource_name}"
 
-  index_config {
-    indexes {
-        order = "ASCENDING"
-        query_scope = "COLLECTION_GROUP"
-    }
-    indexes {
-        array_config = "CONTAINS"
-    }
-  }
+	index_config {
+		indexes {
+			order = "ASCENDING"
+			query_scope = "COLLECTION_GROUP"
+		}
+		indexes {
+			array_config = "CONTAINS"
+		}
+	}
 
-  ttl_config {}
+	ttl_config {}
 }
 `, context)
 }
@@ -113,23 +113,23 @@ resource "google_firestore_field" "%{resource_name}" {
 func testAccFirestoreField_firestoreFieldUpdateAddIndexExample(context map[string]interface{}) string {
 	return Nprintf(`
 resource "google_firestore_field" "%{resource_name}" {
-  project = "%{project_id}"
-  collection = "chatrooms_%{random_suffix}"
-  field = "%{resource_name}"
+	project = "%{project_id}"
+	collection = "chatrooms_%{random_suffix}"
+	field = "%{resource_name}"
 
-  index_config {
-    indexes {
-        order = "ASCENDING"
-        query_scope = "COLLECTION_GROUP"
-    }
-	indexes {
-		array_config = "CONTAINS"
-	}
-	indexes {
-		order = "DESCENDING"
-		query_scope = "COLLECTION_GROUP"
+	index_config {
+		indexes {
+			order = "ASCENDING"
+			query_scope = "COLLECTION_GROUP"
+		}
+		indexes {
+			array_config = "CONTAINS"
+		}
+		indexes {
+			order = "DESCENDING"
+			query_scope = "COLLECTION_GROUP"
+		}
 	}
-  }
 }
 `, context)
 }