diff --git a/sensor/requirements.txt b/sensor/requirements.txt
index 1e12400..7a2a269 100644
--- a/sensor/requirements.txt
+++ b/sensor/requirements.txt
@@ -1,5 +1,5 @@
 RPi.GPIO
-boto3==1.9.203
+boto3==1.18.11
 google-auth==1.7.1
 gspread==3.1.0
 oauth2client==4.1.3