diff --git a/content/base/public/nsContentUtils.h b/content/base/public/nsContentUtils.h
index 28981a80f641..4d570b7cce49 100644
--- a/content/base/public/nsContentUtils.h
+++ b/content/base/public/nsContentUtils.h
@@ -24,7 +24,7 @@
 #include "mozilla/TimeStamp.h"
 #include "nsAString.h"
 #include "nsCharSeparatedTokenizer.h"
-#include "nsContentList.h"
+#include "nsContentListDeclarations.h"
 #include "nsContentSink.h"
 #include "nsDataHashtable.h"
 #include "nsIContent.h"
diff --git a/content/html/content/src/HTMLFieldSetElement.cpp b/content/html/content/src/HTMLFieldSetElement.cpp
index a5a655556c45..6b4ac6dc887c 100644
--- a/content/html/content/src/HTMLFieldSetElement.cpp
+++ b/content/html/content/src/HTMLFieldSetElement.cpp
@@ -5,6 +5,7 @@
 
 #include "mozilla/dom/HTMLFieldSetElement.h"
 #include "mozilla/dom/HTMLFieldSetElementBinding.h"
+#include "nsContentList.h"
 #include "nsEventDispatcher.h"
 
 NS_IMPL_NS_NEW_HTML_ELEMENT(FieldSet)
diff --git a/embedding/components/webbrowserpersist/src/nsWebBrowserPersist.cpp b/embedding/components/webbrowserpersist/src/nsWebBrowserPersist.cpp
index a889bf585834..51c640312043 100644
--- a/embedding/components/webbrowserpersist/src/nsWebBrowserPersist.cpp
+++ b/embedding/components/webbrowserpersist/src/nsWebBrowserPersist.cpp
@@ -58,6 +58,7 @@
 #include "nsIDOMProcessingInstruction.h"
 #include "nsIDOMHTMLAnchorElement.h"
 #include "nsIDOMHTMLAreaElement.h"
+#include "nsIDOMHTMLCollection.h"
 #include "nsIDOMHTMLImageElement.h"
 #include "nsIDOMHTMLScriptElement.h"
 #include "nsIDOMHTMLLinkElement.h"