diff --git a/eeschema/widgets/panel_symbol_chooser.cpp b/eeschema/widgets/panel_symbol_chooser.cpp
index 265e38ed49..352298cd75 100644
--- a/eeschema/widgets/panel_symbol_chooser.cpp
+++ b/eeschema/widgets/panel_symbol_chooser.cpp
@@ -104,7 +104,8 @@ PANEL_SYMBOL_CHOOSER::PANEL_SYMBOL_CHOOSER( SCH_BASE_FRAME* aFrame, wxWindow* aP
         if( aFilter->GetFilterPowerSymbols() )
         {
             // HACK ALERT: the only filter ever used for symbols is the power filter, so we
-            // sometimes just look for the function pointer being non-null.
+            // just look for the function pointer being non-null.  (What the function does is
+            // therefore immaterial as it's never called.)
             static std::function<int( LIB_TREE_NODE& )> powerFilter =
                     []( LIB_TREE_NODE& ) -> int
                     {