diff --git a/requirements.txt b/requirements.txt
index fcd5b12..17796a1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -47,7 +47,7 @@ pickleshare==0.7.5
 Pillow @ file:///C:/ci/pillow_1594298234712/work
 prometheus-client==0.7.1
 prompt-toolkit==3.0.5
-protobuf==3.12.4
+protobuf==3.18.3
 pydeck==0.3.1
 Pygments==2.6.1
 pyparsing==2.4.7