diff --git a/requirements.txt b/requirements.txt
index d3239b3..c0d986d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -77,7 +77,7 @@ pickleshare==0.7.5
 Pillow>=7.1.2
 prometheus-client==0.7.1
 prompt-toolkit==3.0.5
-protobuf==3.12.1
+protobuf==3.15.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 PyAutoGUI==0.9.50