--- a/ui/DetailFermenter.ui	Fri Oct 21 15:49:10 2022 +0200
+++ b/ui/DetailFermenter.ui	Fri Oct 21 16:36:40 2022 +0200
@@ -385,6 +385,9 @@
        <property name="sizeAdjustPolicy">
         <enum>QComboBox::AdjustToContentsOnFirstShow</enum>
        </property>
+       <property name="placeholderText">
+        <string>Choose beer:</string>
+       </property>
       </widget>
       <widget class="QComboBox" name="modeEdit">
        <property name="geometry">