diff --git a/samples/html/about/about.cpp b/samples/html/about/about.cpp
index 4675c6085f..7b6aec192e 100644
--- a/samples/html/about/about.cpp
+++ b/samples/html/about/about.cpp
@@ -18,13 +18,13 @@
 // for all others, include the necessary headers (this file is usually all you
 // need because it includes almost all "standard" wxWindows headers
 #ifndef WX_PRECOMP
-    #include <wx/wx.h>
+    #include "wx/wx.h"
 #endif
 
-#include <wx/image.h>
-#include <wx/imagpng.h>
-#include <wx/wxhtml.h>
-#include <wx/statline.h>
+#include "wx/image.h"
+#include "wx/imagpng.h"
+#include "wx/wxhtml.h"
+#include "wx/statline.h"
 
 // ----------------------------------------------------------------------------
 // private classes
diff --git a/samples/html/help/help.cpp b/samples/html/help/help.cpp
index c96d603d4c..a5169d92aa 100644
--- a/samples/html/help/help.cpp
+++ b/samples/html/help/help.cpp
@@ -19,7 +19,7 @@
 // for all others, include the necessary headers (this file is usually all you
 // need because it includes almost all "standard" wxWindows headers
 #ifndef WX_PRECOMP
-    #include <wx/wx.h>
+    #include "wx/wx.h"
 #endif
 
 #include "wx/image.h"
diff --git a/samples/html/helpview/helpview.cpp b/samples/html/helpview/helpview.cpp
index 3e1e1b1d21..27adb78a3e 100644
--- a/samples/html/helpview/helpview.cpp
+++ b/samples/html/helpview/helpview.cpp
@@ -19,13 +19,13 @@
 // for all others, include the necessary headers (this file is usually all you
 // need because it includes almost all "standard" wxWindows headers
 #ifndef WX_PRECOMP
-#include <wx/wx.h>
+#include "wx/wx.h"
 #endif
 
-#include <wx/image.h>
-#include <wx/wxhtml.h>
-#include <wx/fs_zip.h>
-#include <wx/log.h>
+#include "wx/image.h"
+#include "wx/wxhtml.h"
+#include "wx/fs_zip.h"
+#include "wx/log.h"
 
 // ----------------------------------------------------------------------------
 // private classes
diff --git a/samples/html/printing/printing.cpp b/samples/html/printing/printing.cpp
index 561b77f33f..4ccb47d74a 100644
--- a/samples/html/printing/printing.cpp
+++ b/samples/html/printing/printing.cpp
@@ -14,13 +14,12 @@
 // for all others, include the necessary headers (this file is usually all you
 // need because it includes almost all "standard" wxWindows headers
 #ifndef WX_PRECOMP
-#include <wx/wx.h>
+#include "wx/wx.h"
 #endif
 
-#include <wx/image.h>
-#include <wx/html/htmlwin.h>
-
-#include <wx/html/htmprint.h>
+#include "wx/image.h"
+#include "wx/html/htmlwin.h"
+#include "wx/html/htmprint.h"
 
 
 // ----------------------------------------------------------------------------
diff --git a/samples/html/test/test.cpp b/samples/html/test/test.cpp
index b9430b0c67..f2e0692957 100644
--- a/samples/html/test/test.cpp
+++ b/samples/html/test/test.cpp
@@ -18,7 +18,7 @@
 // for all others, include the necessary headers (this file is usually all you
 // need because it includes almost all "standard" wxWindows headers
 #ifndef WX_PRECOMP
-    #include <wx/wx.h>
+    #include "wx/wx.h"
 #endif
 
 #include "wx/image.h"
diff --git a/samples/html/virtual/virtual.cpp b/samples/html/virtual/virtual.cpp
index a45604a6fb..8672b7b277 100644
--- a/samples/html/virtual/virtual.cpp
+++ b/samples/html/virtual/virtual.cpp
@@ -19,17 +19,17 @@
 // for all others, include the necessary headers (this file is usually all you
 // need because it includes almost all "standard" wxWindows headers
 #ifndef WX_PRECOMP
-    #include <wx/wx.h>
+    #include "wx/wx.h"
 #endif
 
 
-#include <wx/html/htmlwin.h>
+#include "wx/html/htmlwin.h"
 
 
 // new handler class:
 
-#include <wx/wfstream.h>
-#include <wx/mstream.h>
+#include "wx/wfstream.h"
+#include "wx/mstream.h"
 
 
 
diff --git a/samples/html/widget/widget.cpp b/samples/html/widget/widget.cpp
index 7c48e1971a..9c7bbed699 100644
--- a/samples/html/widget/widget.cpp
+++ b/samples/html/widget/widget.cpp
@@ -19,11 +19,11 @@
 // for all others, include the necessary headers (this file is usually all you
 // need because it includes almost all "standard" wxWindows headers
 #ifndef WX_PRECOMP
-    #include <wx/wx.h>
+    #include "wx/wx.h"
 #endif
 
 
-#include <wx/html/htmlwin.h>
+#include "wx/html/htmlwin.h"
 
 
 
@@ -36,7 +36,7 @@ TAG HANDER FOR 'MYBIND' TAG
 
 */
 
-#include <wx/html/m_templ.h>
+#include "wx/html/m_templ.h"
 
 
 TAG_HANDLER_BEGIN(MYBIND, "MYBIND")
diff --git a/samples/html/zip/zip.cpp b/samples/html/zip/zip.cpp
index 6f1dad4658..b8baea95c4 100644
--- a/samples/html/zip/zip.cpp
+++ b/samples/html/zip/zip.cpp
@@ -18,12 +18,12 @@
 // for all others, include the necessary headers (this file is usually all you
 // need because it includes almost all "standard" wxWindows headers
 #ifndef WX_PRECOMP
-    #include <wx/wx.h>
+    #include "wx/wx.h"
 #endif
 
-#include <wx/image.h>
-#include <wx/html/htmlwin.h>
-#include <wx/fs_zip.h>
+#include "wx/image.h"
+#include "wx/html/htmlwin.h"
+#include "wx/fs_zip.h"
 
 // ----------------------------------------------------------------------------
 // private classes