diff --git a/monitoring/api/labeled_custom_metric.py b/monitoring/api/labeled_custom_metric.py
index 9fd6c4d77ce6..fec346d852f5 100644
--- a/monitoring/api/labeled_custom_metric.py
+++ b/monitoring/api/labeled_custom_metric.py
@@ -177,8 +177,7 @@ def main(project_id, color, size, count):
     write_custom_metric(client, project_id, now_rfc3339,
                         color, size, count)
     print ("Reading data from custom metric timeseries...")
-    write_custom_metric(client, project_id, now_rfc3339, color,
-                        size, count)
+    read_custom_metric(client, project_id, now_rfc3339, color, size)
 
 
 if __name__ == '__main__':