diff --git a/requirements.txt b/requirements.txt
index f6057e4..b849754 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 python_dateutil==2.8.0
 firebase_admin==2.17.0
-protobuf==3.8.0
+protobuf==3.18.3
 googlemaps==3.0.2
 pyowm==2.10.0
 telepot==12.7