diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 7cebaf81d7f93152a25ec084cd8d22261ebc7424..8f1eea06a358c945aeaaad4dac9b3ab01574002f 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -748,3 +748,4 @@ timestamp,value
 2025-01-30T10:29:35.403871,1.30
 2025-01-30T10:46:37.289057,1.58
 2025-01-30T11:03:36.646472,1.70
+2025-01-30T11:20:37.687858,1.90