diff --git a/pom.xml b/pom.xml
index a6fbe75..4273ed1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -65,7 +65,7 @@
         <!-- Google -->
         <gson.version>2.8.5</gson.version>
         <guava.version>28.1-jre</guava.version>
-        <protobuf-java.version>3.9.1</protobuf-java.version>
+        <protobuf-java.version>3.16.1</protobuf-java.version>
         <lambdaj.version>2.3.3</lambdaj.version>
         <!-- GitHub -->
         <kaptcha.version>0.0.9</kaptcha.version>