diff --git a/requirements.txt b/requirements.txt
index 60e9b4c..ab434bc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ oauthlib==3.2.0
 opt-einsum==3.3.0
 pandas==1.3.5
 pip==22.0.4
-protobuf==3.19.4
+protobuf==3.19.5
 pyasn1==0.4.8
 pyasn1-modules==0.2.7
 pycparser==2.21