diff --git a/kindlecomicconverter/KCC_gui.py b/kindlecomicconverter/KCC_gui.py
index 9a18681..affeaef 100644
--- a/kindlecomicconverter/KCC_gui.py
+++ b/kindlecomicconverter/KCC_gui.py
@@ -899,8 +899,9 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
                 if sys.platform.startswith('win'):
                     self.addMessage('Download it and place EXE in KCC directory.', 'error')
                 elif sys.platform.startswith('darwin'):
-                    self.addMessage('Install it using <a href="http://brew.sh/">Homebrew</a>: <i>brew install --cask kindle-c'
-                                    'omic-creator</i>', 'error')
+                    self.addMessage('Install it using <a href="http://brew.sh/">Homebrew</a>: '
+                                    '<i>brew install --cask kindle-comic-creator</i> or '
+                                    '<i>brew install --cask kindle-previewer</i>', 'error')
                 else:
                     self.addMessage('Download it and place executable in /usr/local/bin directory.', 'error')