diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 2e869df0ce603fb4484dead48c49d542944b184c..fa5228fac4238ed9c215cbd5e516c1f6bab27615 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -614,3 +614,4 @@ timestamp,value
 2025-01-28T20:31:25.518818,25.38
 2025-01-28T20:48:24.375034,22.55
 2025-01-28T21:05:24.300243,20.70
+2025-01-28T21:22:23.505196,18.00