diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 1f2c2b70506fa81647c659fd2587cd23dcc21384..4bbf701d0ee89cd3bf43fb96a0f3b99623c3b4fa 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -20,3 +20,4 @@ timestamp,value
 2025-01-21T20:48:53.290015,8.13
 2025-01-21T21:05:51.975912,8.85
 2025-01-21T21:22:52.531051,8.57
+2025-01-21T21:39:51.465300,8.95