diff --git a/letta/services/tool_execution_sandbox.py b/letta/services/tool_execution_sandbox.py
index fd3fe3afd5..898456d4ac 100644
--- a/letta/services/tool_execution_sandbox.py
+++ b/letta/services/tool_execution_sandbox.py
@@ -111,6 +111,9 @@ def run_e2b_sandbox(self, code: str) -> Optional[Any]:
         if not sbx or self.force_recreate:
             sbx = self.create_e2b_sandbox_with_metadata_hash(sandbox_config=sbx_config)
 
+        # Since this sandbox was used, we extend its lifecycle by the timeout
+        sbx.set_timeout(sbx_config.get_e2b_config().timeout)
+
         # Get environment variables for the sandbox
         # TODO: We set limit to 100 here, but maybe we want it uncapped? Realistically this should be fine.
         env_vars = self.sandbox_config_manager.get_sandbox_env_vars_as_dict(sandbox_config_id=sbx_config.id, actor=self.user, limit=100)