diff --git a/src/stc/scintilla/README.txt b/src/stc/scintilla/README.txt
index 039197594a..39f7624a88 100644
--- a/src/stc/scintilla/README.txt
+++ b/src/stc/scintilla/README.txt
@@ -3,7 +3,7 @@ directories from the Scintilla source distribution. All other code
 needed to implement Scintilla on top of wxWidgets is located in the
 directory above this one.
 
-The current version of the Scintilla code is 3.4.2
+The current version of the Scintilla code is 3.4.3
 
 These are the basic steps needed to update the version of Scintilla used by wxSTC.  
 
diff --git a/src/stc/stc.cpp b/src/stc/stc.cpp
index 8226154980..e2f2c6ca39 100644
--- a/src/stc/stc.cpp
+++ b/src/stc/stc.cpp
@@ -5323,7 +5323,7 @@ wxStyledTextEvent::wxStyledTextEvent(const wxStyledTextEvent& event):
 
 /*static*/ wxVersionInfo wxStyledTextCtrl::GetLibraryVersionInfo()
 {
-    return wxVersionInfo("Scintilla", 3, 4, 2, "Scintilla 3.4.2");
+    return wxVersionInfo("Scintilla", 3, 4, 3, "Scintilla 3.4.3");
 }
 
 #endif // wxUSE_STC
diff --git a/src/stc/stc.cpp.in b/src/stc/stc.cpp.in
index 8502aab9c2..c73c230245 100644
--- a/src/stc/stc.cpp.in
+++ b/src/stc/stc.cpp.in
@@ -1205,7 +1205,7 @@ wxStyledTextEvent::wxStyledTextEvent(const wxStyledTextEvent& event):
 
 /*static*/ wxVersionInfo wxStyledTextCtrl::GetLibraryVersionInfo()
 {
-    return wxVersionInfo("Scintilla", 3, 4, 2, "Scintilla 3.4.2");
+    return wxVersionInfo("Scintilla", 3, 4, 3, "Scintilla 3.4.3");
 }
 
 #endif // wxUSE_STC