diff --git a/avatar-importer/src/main/java/org/gcube/keycloak/oidc/avatar/importer/AvatarImporter.java b/avatar-importer/src/main/java/org/gcube/keycloak/oidc/avatar/importer/AvatarImporter.java
index aca409f..1e9f2b5 100755
--- a/avatar-importer/src/main/java/org/gcube/keycloak/oidc/avatar/importer/AvatarImporter.java
+++ b/avatar-importer/src/main/java/org/gcube/keycloak/oidc/avatar/importer/AvatarImporter.java
@@ -156,6 +156,7 @@ public class AvatarImporter extends AbstractClaimMapper {
                 AvatarStorageProvider avatarStorageProvider = session.getProvider(AvatarStorageProvider.class);
                 if (avatarStorageProvider == null) {
                     logger.warn("Cannot perform avatar import ince the avatar storage provider is null");
+                    return;
                 }
                 InputStream avatarInputStream = null;
                 if (ArrayUtils.contains(AvatarImporter.PROVIDERS_WITH_PICTURE_CLAIM, identityProviderAlias)) {