diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp
index d274f8df2f..fcb39480f6 100644
--- a/src/richtext/richtextbuffer.cpp
+++ b/src/richtext/richtextbuffer.cpp
@@ -1425,7 +1425,7 @@ long wxRichTextParagraphLayoutBox::GetVisibleLineNumber(long pos, bool caretPosi
         wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph);
         wxASSERT( child != NULL );
 
-        if (child->GetRange().Contains(pos))
+        if (child->GetRange().Contains(pos) || pos == lineRange.GetStart())
         {
             wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst();
             while (node2)