diff --git a/include/wx/stc/stc.h b/include/wx/stc/stc.h
index 89c44a4cec..d53593a846 100644
--- a/include/wx/stc/stc.h
+++ b/include/wx/stc/stc.h
@@ -4546,7 +4546,11 @@ public:
     // implement wxTextEntryBase pure virtual methods
     // ----------------------------------------------
 
-    virtual void WriteText(const wxString& text) { AddText(text); }
+    virtual void WriteText(const wxString& text)
+    {
+        ReplaceSelection(text);
+    }
+
     virtual void Remove(long from, long to)
     {
         Replace(from, to, "");
diff --git a/src/stc/stc.h.in b/src/stc/stc.h.in
index a10155c38b..d18af6b451 100644
--- a/src/stc/stc.h.in
+++ b/src/stc/stc.h.in
@@ -288,7 +288,11 @@ public:
     // implement wxTextEntryBase pure virtual methods
     // ----------------------------------------------
 
-    virtual void WriteText(const wxString& text) { AddText(text); }
+    virtual void WriteText(const wxString& text)
+    {
+        ReplaceSelection(text);
+    }
+
     virtual void Remove(long from, long to)
     {
         Replace(from, to, "");