diff --git a/introspect_async.cpp b/introspect_async.cpp
index fc018c4..9d00447 100644
--- a/introspect_async.cpp
+++ b/introspect_async.cpp
@@ -37,8 +37,7 @@ class IntrospectHandler : public DBusHandler {
 
       send_call(DBusMessageBody::mk0(), _s(objectpath_),
                 _s("org.freedesktop.DBus.Introspectable"), _s(destination_),
-                _s("Introspect"),
-                [](const DBusMessage &message, bool) -> int {
+                _s("Introspect"), [](const DBusMessage &message, bool) -> int {
                   print_dbus_message(STDOUT_FILENO, message);
                   return -1;
                 });