diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 2a8346e4106c3004099ccff270bdbc7ba1e172cf..e75450ff1f0b9fe4bb809bedd9f86a5b2c691e29 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -229,3 +229,4 @@ timestamp,value
 2025-01-24T07:58:28.759175,1.30
 2025-01-24T08:15:29.454054,1.27
 2025-01-24T08:32:28.723660,1.27
+2025-01-24T08:49:28.386291,0.90