diff --git a/pom.xml b/pom.xml
index 80a23e1..3c6c297 100644
--- a/pom.xml
+++ b/pom.xml
@@ -37,7 +37,7 @@
         <maven.compiler.target>11</maven.compiler.target>
         <jsoniter.version>0.9.19</jsoniter.version>
         <apache.arrow.version>9.0.0</apache.arrow.version>
-        <protobuf.version>3.21.1</protobuf.version>
+        <protobuf.version>3.21.7</protobuf.version>
         <protobuf-java-format.version>1.4</protobuf-java-format.version>
     </properties>