diff --git a/api/requirements.txt b/api/requirements.txt
index e8c9f03ec5..b7f5b16a9e 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -55,6 +55,6 @@ pymilvus==2.3.0
 qdrant-client==1.6.4
 cohere~=4.32
 unstructured~=0.10.27
-unstructured[docx,pptx]~=0.10.27
+unstructured[docx,pptx,msg,md,ppt]~=0.10.27
 bs4~=0.0.1
 markdown~=3.5.1
\ No newline at end of file