diff --git a/requirements.txt b/requirements.txt
index 5bb0a3d..b4234c5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -54,7 +54,7 @@ Pillow==8.3.2
 plotly==4.12.0
 prometheus-client==0.9.0
 prompt-toolkit==3.0.8
-protobuf==3.14.0
+protobuf==3.15.0
 psutil==5.8.0
 ptyprocess==0.6.0
 pycparser==2.20