diff --git a/src/Vitis-AI-Quantizer/vai_q_tensorflow1.x/tensorflow/java/maven/proto/pom.xml b/src/Vitis-AI-Quantizer/vai_q_tensorflow1.x/tensorflow/java/maven/proto/pom.xml
index d9c6b1271..d31ac4407 100644
--- a/src/Vitis-AI-Quantizer/vai_q_tensorflow1.x/tensorflow/java/maven/proto/pom.xml
+++ b/src/Vitis-AI-Quantizer/vai_q_tensorflow1.x/tensorflow/java/maven/proto/pom.xml
@@ -16,7 +16,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java</artifactId>
-      <version>3.5.1</version>
+      <version>3.16.3</version>
     </dependency>
   </dependencies>