diff --git a/commons-grpc/build.gradle.kts b/commons-grpc/build.gradle.kts
index 6a2a522..9e65725 100644
--- a/commons-grpc/build.gradle.kts
+++ b/commons-grpc/build.gradle.kts
@@ -26,7 +26,7 @@ protobuf {
     val grpcId = "grpc"
     val reactorId = "reactor"
     protoc {
-        artifact = "com.google.protobuf:protoc:3.15.1"
+        artifact = "com.google.protobuf:protoc:3.15.6"
     }
     plugins {
         id(grpcId) {