diff --git a/addons/externaltools/kateexternaltoolscommand.cpp b/addons/externaltools/kateexternaltoolscommand.cpp
index 8c773e944..afbbdb72e 100644
--- a/addons/externaltools/kateexternaltoolscommand.cpp
+++ b/addons/externaltools/kateexternaltoolscommand.cpp
@@ -1,49 +1,59 @@
 /* This file is part of the KDE project
  *
  *  Copyright 2019 Dominik Haumann <dhaumann@kde.org>
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Library General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
  *
  *  This library is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *  Library General Public License for more details.
  *
  *  You should have received a copy of the GNU Library General Public License
  *  along with this library; see the file COPYING.LIB.  If not, write to
  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  *  Boston, MA 02110-1301, USA.
  */
 #include "kateexternaltoolscommand.h"
 #include "externaltoolsplugin.h"
+#include "kateexternaltool.h"
+
+#include <KLocalizedString>
 
 KateExternalToolsCommand::KateExternalToolsCommand(KateExternalToolsPlugin* plugin)
     : KTextEditor::Command(plugin->commands())
     , m_plugin(plugin)
 {
 }
 
 bool KateExternalToolsCommand::exec(KTextEditor::View* view, const QString& cmd, QString& msg,
                                     const KTextEditor::Range& range)
 {
     Q_UNUSED(msg)
     Q_UNUSED(range)
 
     const QString command = cmd.trimmed();
     const auto tool = m_plugin->toolForCommand(command);
     if (tool) {
         m_plugin->runTool(*tool, view);
         return true;
     }
     return false;
 }
 
-bool KateExternalToolsCommand::help(KTextEditor::View*, const QString&, QString&)
+bool KateExternalToolsCommand::help(KTextEditor::View*, const QString& cmd, QString& msg)
 {
+    const QString command = cmd.trimmed();
+    const auto tool = m_plugin->toolForCommand(command);
+    if (tool) {
+        msg = i18n("Starts the external tool '%1'", tool->name);
+        return true;
+    }
+
     return false;
 }
 
 // kate: space-indent on; indent-width 4; replace-tabs on;
diff --git a/addons/externaltools/kateexternaltoolscommand.h b/addons/externaltools/kateexternaltoolscommand.h
index fea3232e0..064ec14c4 100644
--- a/addons/externaltools/kateexternaltoolscommand.h
+++ b/addons/externaltools/kateexternaltoolscommand.h
@@ -1,52 +1,51 @@
 /* This file is part of the KDE project
  *
  *  Copyright 2019 Dominik Haumann <dhaumann@kde.org>
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Library General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
  *
  *  This library is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *  Library General Public License for more details.
  *
  *  You should have received a copy of the GNU Library General Public License
  *  along with this library; see the file COPYING.LIB.  If not, write to
  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  *  Boston, MA 02110-1301, USA.
  */
 #ifndef KTEXTEDITOR_KATE_EXTERNALTOOLS_COMMAND_H
 #define KTEXTEDITOR_KATE_EXTERNALTOOLS_COMMAND_H
 
 #include <KTextEditor/Command>
 
 class KateExternalToolsPlugin;
 class KateExternalTool;
 
 /**
  * Helper class that registers and executes the respective external tool.
  */
 class KateExternalToolsCommand : public KTextEditor::Command
 {
 public:
     KateExternalToolsCommand(KateExternalToolsPlugin* plugin);
     virtual ~KateExternalToolsCommand() = default;
 
 public:
-    // const QStringList& cmds() override; // FIXME
     bool exec(KTextEditor::View* view, const QString& cmd, QString& msg,
               const KTextEditor::Range& range = KTextEditor::Range::invalid()) override;
     bool help(KTextEditor::View* view, const QString& cmd, QString& msg) override;
 
 private:
     void runTool(KateExternalTool& tool, KTextEditor::View* view);
 
 private:
     KateExternalToolsPlugin* m_plugin;
 };
 
 #endif // KTEXTEDITOR_KATE_EXTERNALTOOLS_COMMAND_H
 
 // kate: space-indent on; indent-width 4; replace-tabs on;