diff --git a/extensions/kubernetes-client/deployment/src/main/java/io/quarkus/kubernetes/client/deployment/DevServicesKubernetesProcessor.java b/extensions/kubernetes-client/deployment/src/main/java/io/quarkus/kubernetes/client/deployment/DevServicesKubernetesProcessor.java
index 9ba246d4a00e2..b2996cf385d54 100644
--- a/extensions/kubernetes-client/deployment/src/main/java/io/quarkus/kubernetes/client/deployment/DevServicesKubernetesProcessor.java
+++ b/extensions/kubernetes-client/deployment/src/main/java/io/quarkus/kubernetes/client/deployment/DevServicesKubernetesProcessor.java
@@ -197,17 +197,17 @@ private RunningDevService startKubernetes(DockerStatusBuildItem dockerStatusBuil
         final Supplier<RunningDevService> defaultKubernetesClusterSupplier = () -> {
             KubernetesContainer container;
             switch (config.flavor) {
-                case API_ONLY:
+                case api_only:
                     container = new ApiServerContainer(
                             config.apiVersion.map(version -> findOrElseThrow(version, ApiServerContainerVersion.class))
                                     .orElseGet(() -> latest(ApiServerContainerVersion.class)));
                     break;
-                case K3S:
+                case k3s:
                     container = new K3sContainer(
                             config.apiVersion.map(version -> findOrElseThrow(version, K3sContainerVersion.class))
                                     .orElseGet(() -> latest(K3sContainerVersion.class)));
                     break;
-                case KIND:
+                case kind:
                     container = new KindContainer(
                             config.apiVersion.map(version -> findOrElseThrow(version, KindContainerVersion.class))
                                     .orElseGet(() -> latest(KindContainerVersion.class)));
diff --git a/extensions/kubernetes-client/runtime-internal/src/main/java/io/quarkus/kubernetes/client/runtime/KubernetesDevServicesBuildTimeConfig.java b/extensions/kubernetes-client/runtime-internal/src/main/java/io/quarkus/kubernetes/client/runtime/KubernetesDevServicesBuildTimeConfig.java
index 6c50f4ce8154e..3c194f1d269d9 100644
--- a/extensions/kubernetes-client/runtime-internal/src/main/java/io/quarkus/kubernetes/client/runtime/KubernetesDevServicesBuildTimeConfig.java
+++ b/extensions/kubernetes-client/runtime-internal/src/main/java/io/quarkus/kubernetes/client/runtime/KubernetesDevServicesBuildTimeConfig.java
@@ -29,7 +29,7 @@ public class KubernetesDevServicesBuildTimeConfig {
     /**
      * The flavor to use (kind, k3s or api-only). Default to api-only.
      */
-    @ConfigItem(defaultValue = "API_ONLY")
+    @ConfigItem(defaultValue = "api-only")
     public Flavor flavor;
 
     /**
@@ -70,14 +70,14 @@ public static enum Flavor {
         /**
          * kind (needs priviledge docker)
          */
-        KIND,
+        kind,
         /**
          * k3s (needs priviledge docker)
          */
-        K3S,
+        k3s,
         /**
          * api only
          */
-        API_ONLY;
+        api_only;
     }
 }