diff --git a/pkg/ambient/ambientgrpc/mapupdate_test.go b/pkg/ambient/ambientgrpc/mapupdate_test.go
index 39e20f2..67ec41e 100644
--- a/pkg/ambient/ambientgrpc/mapupdate_test.go
+++ b/pkg/ambient/ambientgrpc/mapupdate_test.go
@@ -107,7 +107,9 @@ func TestUpdateToPbUpdate(t *testing.T) {
 						Humidity: nil,
 					},
 				},
-				UpdateTimestamp: timestamppb.New(now),
+				UpdateTimestamp:   timestamppb.New(now),
+				LightningDay:      ptr.To(int32(1)),
+				LightningDistance: ptr.To(int32(20)),
 			},
 		},
 	}