diff --git a/568002_pm25.csv b/568002_pm25.csv
index 081cca3c42d9b5d2b4a225bef6713f7fa0393022..2f2ab69529cfe304309c21f2965f95a6766762f7 100644
--- a/568002_pm25.csv
+++ b/568002_pm25.csv
@@ -359,3 +359,4 @@ timestamp,value
 2025-01-25T20:37:55.932452,1.00
 2025-01-25T20:55:14.146873,1.20
 2025-01-25T21:12:40.140856,1.10
+2025-01-25T21:30:00.547199,1.00