diff --git a/mozilla/htmlparser/src/nsExpatTokenizer.h b/mozilla/htmlparser/src/nsExpatTokenizer.h
index 520b1cdb391..a384761dd5f 100644
--- a/mozilla/htmlparser/src/nsExpatTokenizer.h
+++ b/mozilla/htmlparser/src/nsExpatTokenizer.h
@@ -31,7 +31,7 @@
 #include "prtypes.h"
 
 // Enable unicode characters in expat.
-#define XML_UNICODE_WCHAR_T
+#define UNICODE
 #include "xmlparse.h"
 
 #define NS_EXPATTOKENIZER_IID      \
diff --git a/mozilla/parser/htmlparser/src/nsExpatTokenizer.h b/mozilla/parser/htmlparser/src/nsExpatTokenizer.h
index 520b1cdb391..a384761dd5f 100644
--- a/mozilla/parser/htmlparser/src/nsExpatTokenizer.h
+++ b/mozilla/parser/htmlparser/src/nsExpatTokenizer.h
@@ -31,7 +31,7 @@
 #include "prtypes.h"
 
 // Enable unicode characters in expat.
-#define XML_UNICODE_WCHAR_T
+#define UNICODE
 #include "xmlparse.h"
 
 #define NS_EXPATTOKENIZER_IID      \