diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 586d93cc18725d625f034ae2cc5617d9dbc3767c..a7d4edb4d457cb7bfe74d4109671a4678dcd4cb9 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -400,3 +400,4 @@ timestamp,value
 2025-01-26T08:28:07.015993,1.20
 2025-01-26T08:44:32.747977,1.00
 2025-01-26T09:01:00.232446,1.08
+2025-01-26T09:17:25.534268,0.90