diff --git a/workflows/preview_server/server_requirements.txt b/workflows/preview_server/server_requirements.txt
index 9a5e083..c90bd64 100644
--- a/workflows/preview_server/server_requirements.txt
+++ b/workflows/preview_server/server_requirements.txt
@@ -4,4 +4,5 @@ fastapi~=0.110.0
 python-multipart~=0.0.9
 pydantic~=2.6.4
 jsonpath-ng~=1.6.1
-moviepy
\ No newline at end of file
+moviepy
+python-magic
\ No newline at end of file