diff --git a/extensions/reactive-routes/deployment/src/main/java/io/quarkus/vertx/web/deployment/ReactiveRoutesProcessor.java b/extensions/reactive-routes/deployment/src/main/java/io/quarkus/vertx/web/deployment/ReactiveRoutesProcessor.java
index 6338b7fe2f8e9..906683e4df894 100644
--- a/extensions/reactive-routes/deployment/src/main/java/io/quarkus/vertx/web/deployment/ReactiveRoutesProcessor.java
+++ b/extensions/reactive-routes/deployment/src/main/java/io/quarkus/vertx/web/deployment/ReactiveRoutesProcessor.java
@@ -369,10 +369,11 @@ public boolean test(String name) {
                             }
                         } else {
                             // Path param set
-                            if (!pathValue.asString().startsWith(SLASH)) {
+                            String pathValueStr = pathValue.asString();
+                            if (!pathValueStr.isEmpty() && !pathValueStr.startsWith(SLASH)) {
                                 prefixed.append(SLASH);
                             }
-                            prefixed.append(pathValue.asString());
+                            prefixed.append(pathValueStr);
                         }
                         path = prefixed.toString();
                     } else {
diff --git a/extensions/reactive-routes/deployment/src/test/java/io/quarkus/vertx/web/base/RouteBaseTest.java b/extensions/reactive-routes/deployment/src/test/java/io/quarkus/vertx/web/base/RouteBaseTest.java
index 9534adfbddbe8..a251da42fe068 100644
--- a/extensions/reactive-routes/deployment/src/test/java/io/quarkus/vertx/web/base/RouteBaseTest.java
+++ b/extensions/reactive-routes/deployment/src/test/java/io/quarkus/vertx/web/base/RouteBaseTest.java
@@ -22,6 +22,8 @@ public class RouteBaseTest {
     public void testPath() {
         when().get("/hello").then().statusCode(200).body(is("Hello world!"));
         when().get("/simple/hello").then().statusCode(200).body(is("Hello another world!"));
+        when().get("/simple").then().statusCode(200).body(is("Hello root!"));
+        when().get("/simple/").then().statusCode(200).body(is("Hello root!"));
         when().get("/some/foo").then().statusCode(200).body(is("Hello foo!"));
     }
 
@@ -34,7 +36,7 @@ public void testProduces() {
     @RouteBase
     static class SimpleBean {
 
-        @Route(path = "hello") // -> "/simple-bean/hello"
+        @Route(path = "hello") // -> "/hello"
         void hello(RoutingContext context) {
             context.response().end("Hello world!");
         }
@@ -44,6 +46,11 @@ void hello(RoutingContext context) {
     @RouteBase(path = "simple")
     static class AnotherBean {
 
+        @Route(path = "") // -> "/simple"
+        void root(RoutingContext context) {
+            context.response().end("Hello root!");
+        }
+
         @Route // path is derived from the method name -> "/simple/hello"
         void hello(RoutingContext context) {
             context.response().end("Hello another world!");