diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index a5f171b5bd17f943f35860880520da8a6acdfbdd..d4396d20c00585a0752326ef354eb65fd72008e1 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -411,3 +411,4 @@ timestamp,value
 2025-01-26T11:28:49.298476,1.03
 2025-01-26T11:45:16.348030,1.00
 2025-01-26T12:01:41.839817,1.00
+2025-01-26T12:18:07.463037,0.90