diff --git a/api/utils/web_utils.py b/api/utils/web_utils.py
index ce05db514..29c39601b 100644
--- a/api/utils/web_utils.py
+++ b/api/utils/web_utils.py
@@ -77,4 +77,4 @@ def __get_pdf_from_html(
 
 
 def is_valid_url(url: str) -> bool:
-    return bool(re.match(r"(https?|ftp|file)://[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]", url))
+    return bool(re.match(r"(https?)://[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]", url))