diff --git a/src/emailservice/requirements.in b/src/emailservice/requirements.in
index 2b9adad67f7..cbe891a17ab 100644
--- a/src/emailservice/requirements.in
+++ b/src/emailservice/requirements.in
@@ -1,6 +1,6 @@
 google-api-core==2.12.0
 grpcio-health-checking==1.58.0
-grpcio==1.58.0
+grpcio==1.59.0
 jinja2==3.1.2
 python-json-logger==2.0.7
 google-cloud-profiler==4.1.0
diff --git a/src/emailservice/requirements.txt b/src/emailservice/requirements.txt
index 7e1a747b1ab..8074798e5b8 100644
--- a/src/emailservice/requirements.txt
+++ b/src/emailservice/requirements.txt
@@ -44,7 +44,7 @@ googleapis-common-protos==1.60.0
     #   google-api-core
     #   grpcio-status
     #   opentelemetry-exporter-otlp-proto-grpc
-grpcio==1.58.0
+grpcio==1.59.0
     # via
     #   -r requirements.in
     #   google-api-core