diff --git a/requirements.txt b/requirements.txt
index 1ed77c635a..740de5990b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ paho-mqtt==1.6.1
 colorama==0.4.6
 icmplib==3.0.4
 tornado==6.4.2
-tzlocal==5.2    # from time
+tzlocal==5.3.1    # from time
 tzdata>=2021.1  # from time
 pyserial==3.5
 platformio==6.1.16  # When updating platformio, also update Dockerfile