diff --git a/telethon/extensions/markdown.py b/telethon/extensions/markdown.py
index 0a0e3291..032f7eef 100644
--- a/telethon/extensions/markdown.py
+++ b/telethon/extensions/markdown.py
@@ -22,7 +22,7 @@ DEFAULT_DELIMITERS = {
     '```': MessageEntityPre
 }
 
-DEFAULT_URL_RE = re.compile(r'\[([\s\S]+)\]\((.+)\)')
+DEFAULT_URL_RE = re.compile(r'\[([\s\S]+?)\]\((.+?)\)')
 DEFAULT_URL_FORMAT = '[{0}]({1})'