diff --git a/aider/coders/base_coder.py b/aider/coders/base_coder.py
index 3084aca65..038245de1 100755
--- a/aider/coders/base_coder.py
+++ b/aider/coders/base_coder.py
@@ -669,7 +669,7 @@ class Coder:
 
     def check_for_urls(self, inp):
         url_pattern = re.compile(
-            r"http[s]?://(?:[a-zA-Z]|[0-9]|[$-_@.&+]|[!*\\(\\),]|(?:%[0-9a-fA-F][0-9a-fA-F]))+"
+            r"(https?://[^\s/$.?#].[^\s]*)"
         )
         urls = url_pattern.findall(inp)
         for url in urls: