diff --git a/packages/builder/src/components/design/PropertiesPanel/PropertyControls/S3DataSourceSelect.svelte b/packages/builder/src/components/design/PropertiesPanel/PropertyControls/S3DataSourceSelect.svelte
index 41f9347c6e..05b4058aa3 100644
--- a/packages/builder/src/components/design/PropertiesPanel/PropertyControls/S3DataSourceSelect.svelte
+++ b/packages/builder/src/components/design/PropertiesPanel/PropertyControls/S3DataSourceSelect.svelte
@@ -5,7 +5,7 @@
   export let value = null
 
   $: dataSources = $datasources.list
-    .filter(ds => ds.source === "S3")
+    .filter(ds => ds.source === "S3" && !ds.config?.endpoint)
     .map(ds => ({
       label: ds.name,
       value: ds._id,