diff --git a/requirements.txt b/requirements.txt
index cb2ec94..b9a71a2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ Pillow==7.1.2
 pkginfo==1.5.0.1
 ply==3.11
 progress==1.5
-protobuf==3.12.2
+protobuf==3.18.3
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 pycparser==2.20