diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 1a92229dbd5089d4c142a2e2dedaf250ce885082..6f5c1687f2c9154be3e9d975a109c9c9b3124cbc 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -704,3 +704,4 @@ timestamp,value
 2025-01-29T22:01:14.557155,5.97
 2025-01-29T22:18:14.514873,5.47
 2025-01-29T22:35:14.244748,5.88
+2025-01-29T22:52:13.762670,5.22