diff --git a/requirements.txt b/requirements.txt
index 495cd57..da112aa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ oauthlib==3.1.0
 pandas==1.0.1
 Pillow==7.1.0
 proglog==0.1.9
-protobuf==3.11.3
+protobuf==3.18.3
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 pyparsing==2.4.6