diff --git a/library/Core.cpp b/library/Core.cpp
index 12675054c..72ddc33aa 100644
--- a/library/Core.cpp
+++ b/library/Core.cpp
@@ -1227,7 +1227,7 @@ command_result Core::runCommand(color_ostream &con, const std::string &first_, v
                         con.printerr("that is not loaded - try \"load %s\" or check stderr.log\n",
                             first.c_str());
                     else if (p->size())
-                        con.printerr("that implements %zi commands - see \"ls %s\" for details\n",
+                        con.printerr("that implements %zi commands - see \"help %s\" for details\n",
                             p->size(), first.c_str());
                     else
                         con.printerr("but does not implement any commands\n");