diff --git a/pom.xml b/pom.xml
index aed4c424ff..1896b6606d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -158,7 +158,7 @@
     <google.auth.version>0.22.0</google.auth.version>
     <google.api.version>1.30.11</google.api.version>
     <google.http.version>1.38.0</google.http.version>
-    <grpc.version>1.33.0</grpc.version>
+    <grpc.version>1.33.1</grpc.version>
     <protobuf.version>3.13.0</protobuf.version>
     <opencensus.version>0.24.0</opencensus.version>
     <annotations-api.version>1.3.2</annotations-api.version>