diff --git a/dashboard/src/components/BackupProviderForm.vue b/dashboard/src/components/BackupProviderForm.vue
index 221090aa6..e618e6672 100644
--- a/dashboard/src/components/BackupProviderForm.vue
+++ b/dashboard/src/components/BackupProviderForm.vue
@@ -195,7 +195,7 @@ onMounted(async () => {
     <!-- S3/Minio/SOS/GCS/UpCloud/B2/R2 -->
     <FormGroup v-if="provider === 'minio' || provider === 'upcloud-objectstorage' || provider === 'backblaze-b2' || provider === 'cloudflare-r2' || provider === 's3-v4-compat' || provider === 'idrive-e2'">
       <label for="endpointInput">{{ $t('backups.configureBackupStorage.s3Endpoint') }}</label>
-      <TextInput id="endpointInput" v-model="providerConfig.endpoint" placeholder="URL" required />
+      <TextInput id="endpointInput" v-model="providerConfig.endpoint" placeholder="https://s3endpoint.example.com" required />
     </FormGroup>
 
     <Checkbox v-if="provider === 'minio' || provider === 's3-v4-compat'" v-model="providerConfig.acceptSelfSignedCerts" :label="$t('backups.configureBackupStorage.acceptSelfSignedCerts')"/>