diff --git a/agent_loop.py b/agent_loop.py
index 6a77a0f..c4036e8 100644
--- a/agent_loop.py
+++ b/agent_loop.py
@@ -110,7 +110,7 @@ def _shrink_code(m):
         return f'```{lang}\n{preview}\n  ... ({len(body)} lines)\n```'
     text = re.sub(r'```[\s\S]*?```', _shrink_code, text)
     for p in [r'<file_content>[\s\S]*?</file_content>', r'<tool_(?:use|call)>[\s\S]*?</tool_(?:use|call)>', r'(\r?\n){3,}']:
-        text = re.sub(p, '\n\n' if '\\n' in p else '', text)
+        text = re.sub(p, '\n\n' if '\n' in p else '', text)
     return text.strip()
 
 def _compact_tool_args(name, args):