diff --git a/SpringBootGRpc/build.gradle b/SpringBootGRpc/build.gradle
index e1478c36..c71a1851 100644
--- a/SpringBootGRpc/build.gradle
+++ b/SpringBootGRpc/build.gradle
@@ -9,7 +9,7 @@ repositories {
 	mavenCentral()
 }
 
-var protobufVersion='4.33.0'
+var protobufVersion='4.33.1'
 var grpcVersion='1.76.0'
 
 dependencies {