diff --git a/setup.py b/setup.py
index 200bd25..2130fa6 100755
--- a/setup.py
+++ b/setup.py
@@ -80,8 +80,8 @@ def build_extension(self, ext):
 extras_require["functions"] = sorted(
     {
       "protobuf>=3.6.1,<=3.20.3",
-      "grpcio<1.28,>=1.8.2",
-      "apache-bookkeeper-client>=4.9.2",
+      "grpcio>=1.8.2",
+      "apache-bookkeeper-client>=4.16.1",
       "prometheus_client",
       "ratelimit"
     }