diff --git a/src/server/requirements.txt b/src/server/requirements.txt
index a27d645..6fe5589 100644
--- a/src/server/requirements.txt
+++ b/src/server/requirements.txt
@@ -28,7 +28,7 @@ opt-einsum==3.1.0
 pep8==1.7.1
 Pillow==8.1.1
 prometheus-client==0.7.1
-protobuf==3.10.0
+protobuf==3.15.0
 pycparser==2.19
 pycrypto==2.6.1
 pygobject==3.26.1