diff --git a/pom.xml b/pom.xml
index e778c089e93..29a33d5343e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,8 +43,8 @@
     <maven-javadoc-plugin.version>3.3.1</maven-javadoc-plugin.version>
     <maven-source-plugin.version>3.2.1</maven-source-plugin.version>
     <nexus-staging-maven-plugin.version>1.6.13</nexus-staging-maven-plugin.version>
-    <protobuf.version>3.19.2</protobuf.version>
-    <grpc.version>1.43.2</grpc.version>
+    <protobuf.version>3.19.6</protobuf.version>
+    <grpc.version>1.43.3</grpc.version>
     <jspecify.version>0.2.0</jspecify.version>
     <guice.version>5.1.0</guice.version>
   </properties>