diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 1d714ca736ff326cc6df31467305c3a822819d0d..472d2c486ad9ab2f3c95ca349fae9a7aa7231785 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -591,3 +591,4 @@ timestamp,value
 2025-01-28T14:00:37.303890,6.75
 2025-01-28T14:17:36.407217,8.10
 2025-01-28T14:34:36.343638,7.32
+2025-01-28T14:51:35.130407,4.65