diff --git a/packages/@n8n/nodes-langchain/utils/N8nBinaryLoader.ts b/packages/@n8n/nodes-langchain/utils/N8nBinaryLoader.ts
index 399f9ace41..23dbada8e5 100644
--- a/packages/@n8n/nodes-langchain/utils/N8nBinaryLoader.ts
+++ b/packages/@n8n/nodes-langchain/utils/N8nBinaryLoader.ts
@@ -25,7 +25,7 @@ const SUPPORTED_MIME_TYPES = {
 	csvLoader: ['text/csv'],
 	epubLoader: ['application/epub+zip'],
 	docxLoader: ['application/vnd.openxmlformats-officedocument.wordprocessingml.document'],
-	textLoader: ['text/plain', 'text/mdx', 'text/md'],
+	textLoader: ['text/plain', 'text/mdx', 'text/md', 'text/markdown'],
 	jsonLoader: ['application/json'],
 };