diff --git a/aider/commands.py b/aider/commands.py
index 3e51835ef..38f0c0599 100644
--- a/aider/commands.py
+++ b/aider/commands.py
@@ -141,7 +141,7 @@ class Commands:
         content = self.scraper.scrape(url) or ""
         content = f"{url}:\n\n" + content
 
-        self.io.tool_output(f"... done.")
+        self.io.tool_output("... done.")
 
         if paginate:
             # Use pypager to show the content