diff --git a/requirements.txt b/requirements.txt
index 061c66e..759520c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -61,7 +61,7 @@ Pillow==6.2.0
 plyfile==0.7
 prometheus-client==0.6.0
 prompt-toolkit==2.0.9
-protobuf==3.7.1
+protobuf==3.15.0
 ptyprocess==0.6.0
 py-cpuinfo==5.0.0
 pycparser==2.19