diff --git a/media/webrtc/trunk/webrtc/modules/video_capture/windows/device_info_ds.h b/media/webrtc/trunk/webrtc/modules/video_capture/windows/device_info_ds.h
index 084d44c1603e..72492a840cb6 100644
--- a/media/webrtc/trunk/webrtc/modules/video_capture/windows/device_info_ds.h
+++ b/media/webrtc/trunk/webrtc/modules/video_capture/windows/device_info_ds.h
@@ -15,7 +15,7 @@
 #include "webrtc/modules/video_capture/video_capture_impl.h"
 #include "base/singleton.h"
 
-#include <Dshow.h>
+#include <dshow.h>
 #include <windows.h>
 
 namespace webrtc
diff --git a/media/webrtc/trunk/webrtc/modules/video_capture/windows/sink_filter_ds.cc b/media/webrtc/trunk/webrtc/modules/video_capture/windows/sink_filter_ds.cc
index 6963a7d06e9d..b00d42c35e28 100644
--- a/media/webrtc/trunk/webrtc/modules/video_capture/windows/sink_filter_ds.cc
+++ b/media/webrtc/trunk/webrtc/modules/video_capture/windows/sink_filter_ds.cc
@@ -13,7 +13,7 @@
 #include "webrtc/modules/video_capture/windows/help_functions_ds.h"
 #include "webrtc/system_wrappers/include/trace.h"
 
-#include <Dvdmedia.h> // VIDEOINFOHEADER2
+#include <dvdmedia.h> // VIDEOINFOHEADER2
 #include <initguid.h>
 
 #define DELETE_RESET(p) { delete (p) ; (p) = NULL ;}
diff --git a/netwerk/sctp/src/netinet/sctp_os_userspace.h b/netwerk/sctp/src/netinet/sctp_os_userspace.h
index bf4a3b5193c1..7ab6aae083f2 100755
--- a/netwerk/sctp/src/netinet/sctp_os_userspace.h
+++ b/netwerk/sctp/src/netinet/sctp_os_userspace.h
@@ -45,8 +45,8 @@
 #include <winsock2.h>
 #include <ws2tcpip.h>
 #include <iphlpapi.h>
-#include <Mswsock.h>
-#include <Windows.h>
+#include <mswsock.h>
+#include <windows.h>
 #include "user_environment.h"
 typedef CRITICAL_SECTION userland_mutex_t;
 #if WINVER < 0x0600