diff --git a/localdev/kubechecks/values.yaml b/localdev/kubechecks/values.yaml
index 9e5473e3..f1ab5f66 100644
--- a/localdev/kubechecks/values.yaml
+++ b/localdev/kubechecks/values.yaml
@@ -1,6 +1,7 @@
 configMap:
   create: true
   env:
+    GRPC_ENFORCE_ALPN_ENABLED: false
     KUBECHECKS_LOG_LEVEL: debug
     KUBECHECKS_ENABLE_WEBHOOK_CONTROLLER: "false"
     KUBECHECKS_ARGOCD_API_INSECURE: "true"
diff --git a/pkg/config/config.go b/pkg/config/config.go
index b158cf93..3d00b832 100644
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -2,6 +2,7 @@ package config
 
 import (
 	"reflect"
+	"strings"
 	"time"
 
 	"github.com/mitchellh/mapstructure"
@@ -105,6 +106,12 @@ func NewWithViper(v *viper.Viper) (ServerConfig, error) {
 				return time.ParseDuration(input)
 			}
 
+			if in.String() == "string" && out.String() == "[]string" {
+				input := value.(string)
+				ns := strings.Split(input, ",")
+				return ns, nil
+			}
+
 			return value, nil
 		}
 	}); err != nil {
diff --git a/pkg/config/config_test.go b/pkg/config/config_test.go
index 2227f484..0c59053b 100644
--- a/pkg/config/config_test.go
+++ b/pkg/config/config_test.go
@@ -19,6 +19,7 @@ func TestNew(t *testing.T) {
 	v.Set("argocd-api-plaintext", "true")
 	v.Set("worst-conftest-state", "warning")
 	v.Set("repo-refresh-interval", "10m")
+	v.Set("allowed-namespaces", "default,kube-system")
 
 	cfg, err := NewWithViper(v)
 	require.NoError(t, err)
@@ -27,4 +28,5 @@ func TestNew(t *testing.T) {
 	assert.Equal(t, true, cfg.ArgoCDPlainText)
 	assert.Equal(t, pkg.StateWarning, cfg.WorstConfTestState, "worst states can be overridden")
 	assert.Equal(t, time.Minute*10, cfg.RepoRefreshInterval)
+	assert.Equal(t, []string{"default", "kube-system"}, cfg.AllowedNamespaces)
 }
diff --git a/pkg/events/check.go b/pkg/events/check.go
index 8e355a81..3a608081 100644
--- a/pkg/events/check.go
+++ b/pkg/events/check.go
@@ -292,16 +292,11 @@ func (ce *CheckEvent) Process(ctx context.Context) error {
 	ce.logger.Info().Msgf("adding %d apps to the queue", len(ce.affectedItems.Applications))
 	// Produce apps onto channel
 	for _, app := range ce.affectedItems.Applications {
-		if len(ce.ctr.Config.AllowedNamespaces) > 0 {
-			ns := strings.Split(ce.ctr.Config.AllowedNamespaces[0], ",")
-			if slices.Contains(ns, app.Spec.Destination.Namespace) {
-				ce.queueApp(app)
-			} else {
-				ce.logger.Info().Msgf("skipping app %s, namespace %s not allowed", app.Name, app.Spec.Destination.Namespace)
-			}
-		} else {
-			ce.queueApp(app)
+		if len(ce.ctr.Config.AllowedNamespaces) > 0 && !slices.Contains(ce.ctr.Config.AllowedNamespaces, app.Spec.Destination.Namespace) {
+			ce.logger.Info().Msgf("skipping app %s, namespace %s not allowed", app.Name, app.Spec.Destination.Namespace)
+			continue
 		}
+		ce.queueApp(app)
 	}
 
 	ce.wg.Wait()