diff --git a/cli/cmdlineparser.cpp b/cli/cmdlineparser.cpp
index 85d5a8ed8..16f546c55 100644
--- a/cli/cmdlineparser.cpp
+++ b/cli/cmdlineparser.cpp
@@ -917,7 +917,13 @@ void CmdLineParser::PrintHelp()
               "                         Forces cppcheck to check all files as the given\n"
               "                         language. Valid values are: c, c++\n"
               "    --library=<cfg>\n"
-              "                         Use library configuration.\n"
+              "                         Load file <cfg> that contains information about types\n"
+              "                         and functions. With such information Cppcheck\n"
+              "                         understands your your code better and therefore you\n"
+              "                         get better results. The std.cfg file that is\n"
+              "                         distributed with Cppcheck is loaded automatically.\n"
+              "                         For more information about library files, read the\n"
+              "                         manual.\n"
               "    --max-configs=<limit>\n"
               "                         Maximum number of configurations to check in a file\n"
               "                         before skipping it. Default is '12'. If used together\n"