diff --git a/14062899_pm25.csv b/14062899_pm25.csv
index 166421b4fcbb4d00bc8cc9adb73914ce048eb8f5..8286d52c21aa54f967e002525be59c7989b58ea3 100644
--- a/14062899_pm25.csv
+++ b/14062899_pm25.csv
@@ -858,3 +858,4 @@ timestamp,value
 2025-01-31T17:06:54.636757,2.53
 2025-01-31T17:23:54.174122,2.42
 2025-01-31T17:40:54.430895,2.08
+2025-01-31T17:57:54.492879,1.63