diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index bc9b232922f11e4b0bebfc6f00a7b83e77541547..fa21ded4336750760e8df76f29d93f604c244826 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -155,3 +155,4 @@ timestamp,value
 2025-01-23T11:03:39.446620,2.20
 2025-01-23T11:20:41.728639,1.98
 2025-01-23T11:37:40.152436,2.20
+2025-01-23T11:54:39.942221,2.33