diff --git a/netwerk/base/src/nsSocketTransport.cpp b/netwerk/base/src/nsSocketTransport.cpp
index 4f2094f6b0f..66709ef185c 100644
--- a/netwerk/base/src/nsSocketTransport.cpp
+++ b/netwerk/base/src/nsSocketTransport.cpp
@@ -29,7 +29,6 @@
 #include "nsILoadGroup.h"
 #include "nsSocketTransport.h"
 #include "nsSocketTransportService.h"
-#include "nsIBufferOutputStream.h"
 #include "nsAutoLock.h"
 #include "nsIDNSService.h"
 #include "nsString2.h"
diff --git a/netwerk/base/src/nsSocketTransport.h b/netwerk/base/src/nsSocketTransport.h
index 28fa107258c..099d6e4265e 100644
--- a/netwerk/base/src/nsSocketTransport.h
+++ b/netwerk/base/src/nsSocketTransport.h
@@ -28,6 +28,7 @@
 #include "nsIBuffer.h"
 #include "nsIInputStream.h"
 #include "nsIBufferInputStream.h"
+#include "nsIBufferOutputStream.h"
 #include "nsIEventQueueService.h"
 #include "nsIStreamListener.h"
 #include "nsIPipe.h"