diff --git a/jupyter_vscode_proxy/__init__.py b/jupyter_vscode_proxy/__init__.py
index a3fa73f..b7810e5 100644
--- a/jupyter_vscode_proxy/__init__.py
+++ b/jupyter_vscode_proxy/__init__.py
@@ -21,6 +21,7 @@ def _get_vscode_cmd(port):
 
     return {
         'command': _get_vscode_cmd,
+        'timeout': 20,
         'launcher_entry': {
             'title': 'VS Code',
             'icon_path': os.path.join(os.path.dirname(os.path.abspath(__file__)),