diff --git a/components/lazcontrols/listfilteredit.pas b/components/lazcontrols/listfilteredit.pas
index 5968f33e34..804c2a5d55 100644
--- a/components/lazcontrols/listfilteredit.pas
+++ b/components/lazcontrols/listfilteredit.pas
@@ -17,9 +17,8 @@ type
 
   TListFilterEdit = class(TCustomControlFilterEdit)
   private
-    // A control showing the (filtered) data. These are exclusive, only one is used.
-    fFilteredListbox: TListbox;
-    fSelectionList: TStringList;       // or store/restore the old selections here.
+    fFilteredListbox: TListbox;      // A control showing the (filtered) data.
+    fSelectionList: TStringList;     // Store/restore the old selections here.
     // Data supplied by caller through Data property.
     fOriginalData: TStringList;
     // Data sorted for viewing.
diff --git a/components/lazcontrols/treefilteredit.pas b/components/lazcontrols/treefilteredit.pas
index ea799cf339..25dd63ee56 100644
--- a/components/lazcontrols/treefilteredit.pas
+++ b/components/lazcontrols/treefilteredit.pas
@@ -17,10 +17,9 @@ type
 
   TTreeFilterEdit = class(TCustomControlFilterEdit)
   private
-    // A control showing the (filtered) data. These are exclusive, only one is used.
-    fFilteredTreeview: TTreeview;
-    fImageIndexDirectory: integer;     // Needed if directory structure is shown.
-    fSelectionList: TStringList;    // or store/restore the old selections here.
+    fFilteredTreeview: TTreeview;   // A control showing the (filtered) data.
+    fImageIndexDirectory: integer;  // Needed if directory structure is shown.
+    fSelectionList: TStringList;    // Store/restore the old selections here.
     fShowDirHierarchy: Boolean;     // Show direcories / files as a tree structure.
     // Full filename in node data is needed when showing the directory hierarchy.
     // It is stored automatically if the map is populated by MapShortToFullFilename.