diff --git a/include/wx/generic/private/listctrl.h b/include/wx/generic/private/listctrl.h
index 8cf57a455a..d489b40b99 100644
--- a/include/wx/generic/private/listctrl.h
+++ b/include/wx/generic/private/listctrl.h
@@ -853,7 +853,7 @@ private:
     // Check if the given point is inside the checkbox of this item.
     //
     // Always returns false if there are no checkboxes.
-    bool IsInsideCheckbox(long item, int x, int y);
+    bool IsInsideCheckBox(long item, int x, int y);
 
     // the height of one line using the current font
     wxCoord m_lineHeight;
diff --git a/src/generic/listctrl.cpp b/src/generic/listctrl.cpp
index 70bdefab95..519a0e1838 100644
--- a/src/generic/listctrl.cpp
+++ b/src/generic/listctrl.cpp
@@ -2579,7 +2579,7 @@ void wxListMainWindow::OnMouse( wxMouseEvent &event )
         bool cmdModifierDown = event.CmdDown();
         if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
         {
-            if (IsInsideCheckbox(current, x, y))
+            if (IsInsideCheckBox(current, x, y))
             {
                 CheckItem(current, !IsItemChecked(current));
             }
@@ -3736,7 +3736,7 @@ bool wxListMainWindow::IsItemChecked(long item) const
     return line->IsChecked();
 }
 
-bool wxListMainWindow::IsInsideCheckbox(long item, int x, int y)
+bool wxListMainWindow::IsInsideCheckBox(long item, int x, int y)
 {
     if ( HasCheckBoxes() )
     {