diff --git a/lcl/interfaces/qt/qtobject.inc b/lcl/interfaces/qt/qtobject.inc
index 89837c7879..e9d6948b03 100644
--- a/lcl/interfaces/qt/qtobject.inc
+++ b/lcl/interfaces/qt/qtobject.inc
@@ -1307,6 +1307,7 @@ begin
     lcRadialGradientBrush: Result := LCL_CAPABILITY_YES;
     lcTransparentWindow: Result := LCL_CAPABILITY_YES;
     lcNativeTaskDialog: Result := {$ifdef MSWINDOWS} LCL_CAPABILITY_NO {$else} LCL_CAPABILITY_YES {$endif};
+    lcAllowChildControlsInNativeControls: Result := LCL_CAPABILITY_YES;
   else
     Result := inherited GetLCLCapability(ACapability);
   end;
diff --git a/lcl/interfaces/qt5/qtobject.inc b/lcl/interfaces/qt5/qtobject.inc
index 450fc0070f..178b500ea0 100644
--- a/lcl/interfaces/qt5/qtobject.inc
+++ b/lcl/interfaces/qt5/qtobject.inc
@@ -1237,6 +1237,7 @@ begin
     lcTransparentWindow: Result := LCL_CAPABILITY_YES;
     lcTextHint: Result := LCL_CAPABILITY_YES;
     lcNativeTaskDialog: Result := {$ifdef MSWINDOWS} LCL_CAPABILITY_NO {$else} LCL_CAPABILITY_YES {$endif};
+    lcAllowChildControlsInNativeControls: Result := LCL_CAPABILITY_YES;
   else
     Result := inherited GetLCLCapability(ACapability);
   end;