diff --git a/panel/old/panel_coverage/requirements.txt b/panel/old/panel_coverage/requirements.txt
index 79f036e1e..e2bb5a89f 100644
--- a/panel/old/panel_coverage/requirements.txt
+++ b/panel/old/panel_coverage/requirements.txt
@@ -14,7 +14,7 @@ mypy==0.931
 mypy-extensions==0.4.3
 numpy==1.19.5
 pandas==1.1.5
-protobuf==3.19.1
+protobuf==7.34.0rc1
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 python-dateutil==2.8.2