diff --git a/simulator-common/src/main/java/de/dentrassi/hono/demo/common/RegistrationV1.java b/simulator-common/src/main/java/de/dentrassi/hono/demo/common/RegistrationV1.java
index f669811..f6b74a1 100644
--- a/simulator-common/src/main/java/de/dentrassi/hono/demo/common/RegistrationV1.java
+++ b/simulator-common/src/main/java/de/dentrassi/hono/demo/common/RegistrationV1.java
@@ -35,7 +35,7 @@ public class RegistrationV1 extends AbstractRegistration {
     public RegistrationV1(final String tenantId, final HttpUrl deviceRegistryUrl) {
         super(tenantId);
 
-        this.registrationUrl = deviceRegistryUrl.resolve("/device/");
+        this.registrationUrl = deviceRegistryUrl.resolve("/devices/");
         this.credentialsUrl = deviceRegistryUrl.resolve("/credentials/");
     }