diff --git a/base/shell/explorer-new/taskswnd.cpp b/base/shell/explorer-new/taskswnd.cpp
index d93bcdab9f3..9701ab8510b 100644
--- a/base/shell/explorer-new/taskswnd.cpp
+++ b/base/shell/explorer-new/taskswnd.cpp
@@ -19,7 +19,7 @@
  */
 
 #include "precomp.h"
-#include <CommonControls.h>
+#include <commoncontrols.h>
 
 #define GET_X_LPARAM(lp) ((int)(short)LOWORD(lp))
 #define GET_Y_LPARAM(lp) ((int)(short)HIWORD(lp))
diff --git a/base/shell/explorer-new/traywnd.cpp b/base/shell/explorer-new/traywnd.cpp
index 322c62e46e5..a82306ae039 100644
--- a/base/shell/explorer-new/traywnd.cpp
+++ b/base/shell/explorer-new/traywnd.cpp
@@ -19,7 +19,7 @@
  */
 
 #include "precomp.h"
-#include <CommonControls.h>
+#include <commoncontrols.h>
 
 extern HRESULT InitShellServices(HDPA * phdpa);
 extern HRESULT ShutdownShellServices(HDPA hdpa);