diff --git a/raspi/requirements.txt b/raspi/requirements.txt
index ab2fc40..ee7932e 100644
--- a/raspi/requirements.txt
+++ b/raspi/requirements.txt
@@ -4,7 +4,7 @@ adafruit-circuitpython-dotstar==2.0.0
 adafruit-circuitpython-pypixelbuf==2.1.0
 Adafruit-PlatformDetect==2.14.1
 Adafruit-PureIO==1.1.5
-certifi==2020.6.20
+certifi==2022.12.7
 chardet==3.0.4
 idna==2.10
 pkg-resources==0.0.0