diff --git a/requirements.txt b/requirements.txt
index 773415ab..acf59952 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,11 +8,11 @@ fuzzywuzzy==0.18.0
 grpcio==1.41.0
 idna==3.2; python_version >= '3'
 msgpack==1.0.2
-numpy==1.21.2; python_version < '3.9'
-protobuf==3.18.0
+numpy==1.22.2; python_version < '3.9'
+protobuf==3.18.3
 psutil==5.8.0
 pyyaml==5.4.1; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'
-ray==1.6.0
+ray==1.8.0
 redis==3.5.3; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'
 requests==2.26.0
 six==1.16.0; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'