diff --git a/rdb/rdb-side/pom.xml b/rdb/rdb-side/pom.xml
index 5a7f7c99b..72c5bc34a 100644
--- a/rdb/rdb-side/pom.xml
+++ b/rdb/rdb-side/pom.xml
@@ -16,7 +16,7 @@
     <packaging>jar</packaging>
 
     <properties>
-        <vertx.version>3.9.4</vertx.version>
+        <vertx.version>4.5.21</vertx.version>
     </properties>