diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 96ecaeec213512e74220eae0e8c2d7aeafcfc2f0..97de9c315e2af0a10bf6c8c3a31fcebe66882a0f 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -818,3 +818,4 @@ timestamp,value
 2025-01-31T05:55:07.360170,1.13
 2025-01-31T06:11:33.306474,1.08
 2025-01-31T06:27:12.923600,1.23
+2025-01-31T06:42:31.760686,0.90