diff --git a/examples/amqp-proton/pom.xml b/examples/amqp-proton/pom.xml
index be8e54c4..34ade48d 100644
--- a/examples/amqp-proton/pom.xml
+++ b/examples/amqp-proton/pom.xml
@@ -11,7 +11,7 @@
 
 	<properties>
       <module-name>cloudevents.example.amqp.proton</module-name>
-      <vertx.version>4.0.0.Beta1</vertx.version>
+      <vertx.version>4.5.8</vertx.version>
 	</properties>
   <dependencies>
   	 <dependency>
diff --git a/http/restful-ws-integration-tests/restful-ws-resteasy/pom.xml b/http/restful-ws-integration-tests/restful-ws-resteasy/pom.xml
index dc0916cb..6be05fca 100644
--- a/http/restful-ws-integration-tests/restful-ws-resteasy/pom.xml
+++ b/http/restful-ws-integration-tests/restful-ws-resteasy/pom.xml
@@ -33,7 +33,7 @@
 
     <properties>
         <module-name>io.cloudevents.jaxrs.integration.tests.resteasy</module-name>
-        <vertx.version>3.9.2</vertx.version>
+        <vertx.version>4.5.8</vertx.version>
         <resteasy.version>4.5.6.Final</resteasy.version>
     </properties>
 
diff --git a/http/restful-ws-jakarta-integration-tests/restful-ws-resteasy/pom.xml b/http/restful-ws-jakarta-integration-tests/restful-ws-resteasy/pom.xml
index 5b780141..fdc5d121 100644
--- a/http/restful-ws-jakarta-integration-tests/restful-ws-resteasy/pom.xml
+++ b/http/restful-ws-jakarta-integration-tests/restful-ws-resteasy/pom.xml
@@ -15,7 +15,7 @@
 
     <properties>
         <module-name>cloudevents.http.restful.ws.jakarta.integration.tests.resteasy</module-name>
-        <vertx.version>4.3.3</vertx.version>
+        <vertx.version>4.5.8</vertx.version>
         <resteasy.version>6.0.3.Final</resteasy.version>
     </properties>
 
diff --git a/http/vertx/pom.xml b/http/vertx/pom.xml
index f422afab..6e91af78 100644
--- a/http/vertx/pom.xml
+++ b/http/vertx/pom.xml
@@ -31,7 +31,7 @@
     <packaging>jar</packaging>
 
     <properties>
-        <vertx.version>4.5.3</vertx.version>
+        <vertx.version>4.5.8</vertx.version>
         <module-name>io.cloudevents.http.vertx</module-name>
     </properties>