diff --git a/bauh/view/qt/about.py b/bauh/view/qt/about.py
index 6d84eb16..808b64b4 100644
--- a/bauh/view/qt/about.py
+++ b/bauh/view/qt/about.py
@@ -45,17 +45,19 @@ class AboutDialog(QDialog):
 
         layout.addWidget(QLabel(''))
 
-        available_gems = [f for f in glob('{}/gems/*'.format(ROOT_DIR)) if not f.endswith('.py')]
+        available_gems = [f for f in glob('{}/gems/*'.format(ROOT_DIR)) if not f.endswith('.py') and not f.endswith('__pycache__')]
         available_gems.sort()
 
         gems_widget = QWidget()
         gems_widget.setLayout(QHBoxLayout())
 
+        gems_widget.layout().addWidget(QLabel())
         for gem_path in available_gems:
             icon = QLabel()
             pxmap = QPixmap(gem_path + '/resources/img/{}.png'.format(gem_path.split('/')[-1]))
             icon.setPixmap(pxmap.scaled(24, 24, Qt.KeepAspectRatio, Qt.SmoothTransformation))
             gems_widget.layout().addWidget(icon)
+        gems_widget.layout().addWidget(QLabel())
 
         layout.addWidget(gems_widget)
         layout.addWidget(QLabel(''))
diff --git a/bauh/view/qt/gem_selector.py b/bauh/view/qt/gem_selector.py
index 2a2a4644..e765b5ef 100644
--- a/bauh/view/qt/gem_selector.py
+++ b/bauh/view/qt/gem_selector.py
@@ -40,7 +40,10 @@ class GemSelectorPanel(QWidget):
         gem_options = []
         default = set()
 
-        for m in manager.managers:
+        managers = [*manager.managers]
+        managers.sort(key=lambda c: c.__class__.__name__)
+
+        for m in managers:
             if m.can_work():
                 modname = m.__module__.split('.')[-2]
                 op = InputOption(label=i18n.get('gem.{}.label'.format(modname), modname.capitalize()),