diff --git a/pkg/handlers/create.go b/pkg/handlers/create.go
index 6785aea5..6d2570be 100644
--- a/pkg/handlers/create.go
+++ b/pkg/handlers/create.go
@@ -62,13 +62,15 @@ func MakeCreateHandler(cfg *types.Config, back types.ServerlessBackend) gin.Hand
 			c.String(http.StatusInternalServerError, fmt.Sprintln("Missing EGI user uid"))
 		}
 
-		mc, mcParsed := mcUntyped.(auth.MultitenancyConfig)
+		mc, mcParsed := mcUntyped.(*auth.MultitenancyConfig)
 		uid, uidParsed := uidOrigin.(string)
 
 		if !mcParsed {
 			c.String(http.StatusInternalServerError, fmt.Sprintf("Error parsing multitenancy config: %v", mcParsed))
 		}
 
+		createLogger.Println("Multitenancy config: ", &mc)
+
 		if !uidParsed {
 			c.String(http.StatusInternalServerError, fmt.Sprintf("Error parsing uid origin: %v", uidParsed))
 		}
@@ -90,7 +92,7 @@ func MakeCreateHandler(cfg *types.Config, back types.ServerlessBackend) gin.Hand
 					if err != nil {
 						c.String(http.StatusBadRequest, fmt.Sprintln(err))
 					}
-					service.Labels["uid"] = uid
+					service.Labels["uid"] = auth.FormatUID(uid)
 					service.AllowedUsers = append(service.AllowedUsers, uid)
 					createLogger.Println("Creating service for user: ", uid)
 					break
diff --git a/pkg/utils/auth/multitenancy.go b/pkg/utils/auth/multitenancy.go
index c956f446..7874d6d9 100644
--- a/pkg/utils/auth/multitenancy.go
+++ b/pkg/utils/auth/multitenancy.go
@@ -60,9 +60,19 @@ func (mc *MultitenancyConfig) ClearCache() {
 }
 
 func (mc *MultitenancyConfig) UserExists(uid string) bool {
-	for _, id := range mc.usersCache {
-		if id == uid {
-			return true
+	if len(mc.usersCache) < 1 {
+		// If the cache is empty check if a secret for the uid exists
+		secret_name := FormatUID(uid)
+		_, err := mc.kubeClientset.CoreV1().Secrets(ServicesNamespace).Get(context.TODO(), secret_name, metav1.GetOptions{})
+		if err != nil {
+			return false
+		}
+		return true
+	} else {
+		for _, id := range mc.usersCache {
+			if id == uid {
+				return true
+			}
 		}
 	}
 	return false
@@ -88,13 +98,9 @@ func (mc *MultitenancyConfig) CheckUsersInCache(uids []string) []string {
 
 func (mc *MultitenancyConfig) CreateSecretForOIDC(uid string, sk string) error {
 
-	uidr, _ := regexp.Compile("[0-9a-z]+@")
-	idx := uidr.FindStringIndex(uid)
-	secret_name := uid[0 : idx[1]-1]
-
 	secret := &v1.Secret{
 		ObjectMeta: metav1.ObjectMeta{
-			Name:      secret_name,
+			Name:      FormatUID(uid),
 			Namespace: ServicesNamespace,
 		},
 		StringData: map[string]string{
@@ -123,3 +129,9 @@ func GenerateRandomKey(length int) (string, error) {
 	}
 	return base64.RawURLEncoding.EncodeToString(key), nil
 }
+
+func FormatUID(uid string) string {
+	uidr, _ := regexp.Compile("[0-9a-z]+@")
+	idx := uidr.FindStringIndex(uid)
+	return uid[0 : idx[1]-1]
+}
diff --git a/pkg/utils/auth/oidc.go b/pkg/utils/auth/oidc.go
index 3b4f832a..ed270375 100644
--- a/pkg/utils/auth/oidc.go
+++ b/pkg/utils/auth/oidc.go
@@ -124,7 +124,7 @@ func getOIDCMiddleware(kubeClientset *kubernetes.Clientset, minIOAdminClient *ut
 		}
 		oidcLogger.Printf("User %s already exists", uid)
 		c.Set("uidOrigin", uid)
-		c.Set("multitenancyConfig", mc)
+		c.Set("multitenancyConfig", &mc)
 		c.Next()
 	}
 }