diff --git a/src/msw/textentry.cpp b/src/msw/textentry.cpp
index d352b42bd0..ed83993928 100644
--- a/src/msw/textentry.cpp
+++ b/src/msw/textentry.cpp
@@ -40,7 +40,7 @@
 #endif
 
 #include "wx/msw/wrapwin.h"
-#include <Shlwapi.h>
+#include <shlwapi.h>
 
 #define GetEditHwnd() ((HWND)(GetEditHWND()))
 
diff --git a/src/msw/utilsgui.cpp b/src/msw/utilsgui.cpp
index fec084786c..98e985d6e1 100644
--- a/src/msw/utilsgui.cpp
+++ b/src/msw/utilsgui.cpp
@@ -32,7 +32,7 @@
 #include "wx/msw/private.h"     // includes <windows.h>
 
 #include "wx/msw/wrapwin.h"
-#include <Shlwapi.h>
+#include <shlwapi.h>
 
 // ============================================================================
 // implementation