diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp
index 286d403ce1..69b57b3e9c 100644
--- a/src/richtext/richtextbuffer.cpp
+++ b/src/richtext/richtextbuffer.cpp
@@ -1764,7 +1764,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const
                         splitPoint ++;
 
                     // Find last object
-                    if (splitPoint == newPara->GetRange().GetEnd() || splitPoint == (newPara->GetRange().GetEnd() - 1))
+                    if (splitPoint == newPara->GetRange().GetEnd())
                         lastObject = newPara->GetChildren().GetLast()->GetData();
                     else
                         // lastObject is set as a side-effect of splitting. It's
diff --git a/src/richtext/richtextctrl.cpp b/src/richtext/richtextctrl.cpp
index a8275f2898..1e5f86c7f2 100644
--- a/src/richtext/richtextctrl.cpp
+++ b/src/richtext/richtextctrl.cpp
@@ -2325,7 +2325,7 @@ void wxRichTextCtrl::Remove(long from, long to)
 {
     SelectNone();
 
-    GetBuffer().DeleteRangeWithUndo(wxRichTextRange(from, to), this);
+    GetBuffer().DeleteRangeWithUndo(wxRichTextRange(from, to-1), this);
 
     LayoutContent();
     if (!IsFrozen())