diff --git a/requirements.txt b/requirements.txt
index 83a596f..86482ab 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ certifi==2020.12.5
 cryptography==3.4.6
 chardet==4.0.0
 idna
-azure-core==1.11.0
+azure-core==1.25.0
 azure-common==1.1.26
 azure-nspkg==3.0.2
 azure-functions==1.6.0
@@ -19,4 +19,4 @@ PyYAML
 pytz==2021.1
 asyncpg
 orjson
-protobuf>=3.19.3,==3.*
+protobuf==4.*