diff --git a/explora/docs/requirements.txt b/explora/docs/requirements.txt
index f60697c..e01f897 100644
--- a/explora/docs/requirements.txt
+++ b/explora/docs/requirements.txt
@@ -60,7 +60,7 @@ pexpect==4.7.0
 pickleshare==0.7.5
 prometheus-client==0.7.1
 prompt-toolkit==2.0.10
-protobuf==3.10.0
+protobuf==3.18.3
 ptyprocess==0.6.0
 pyasn1==0.4.7
 pyasn1-modules==0.2.7