diff --git a/lcl/include/custompanel.inc b/lcl/include/custompanel.inc
index 2b205f9f51..d99d878d28 100644
--- a/lcl/include/custompanel.inc
+++ b/lcl/include/custompanel.inc
@@ -1,7 +1,7 @@
 {%MainUnit ../extctrls.pp}
 
 {******************************************************************************
-                                TCustomRadioBox
+                                TCustomRadioGroup
  ******************************************************************************
 
  *****************************************************************************
diff --git a/lcl/include/radiogroup.inc b/lcl/include/radiogroup.inc
index 0dbe77a97b..3b63b854bd 100644
--- a/lcl/include/radiogroup.inc
+++ b/lcl/include/radiogroup.inc
@@ -1,6 +1,6 @@
 {%MainUnit ../extctrls.pas}
 {******************************************************************************
-                                TCustomRadioBox
+                                TCustomRadioGroup
  ******************************************************************************
 
  *****************************************************************************