diff --git a/com.vainolo.phd.opp.java-dependencies/pom.xml b/com.vainolo.phd.opp.java-dependencies/pom.xml
index 557e76c8..9d39761c 100644
--- a/com.vainolo.phd.opp.java-dependencies/pom.xml
+++ b/com.vainolo.phd.opp.java-dependencies/pom.xml
@@ -53,7 +53,7 @@
 		<dependency>
 			<groupId>io.vertx</groupId>
 			<artifactId>vertx-core</artifactId>
-			<version>3.2.0</version>
+			<version>3.5.4</version>
 		</dependency>
 		<dependency>
 			<groupId>io.vertx</groupId>