diff --git a/requirements.txt b/requirements.txt
index a436c64..9df540d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 defusedxml==0.7.1
-protobuf==3.15.6
+protobuf==3.15.8
 pycryptodome==3.10.1
 requests==2.25.1