diff --git a/mozilla/htmlparser/src/COtherDTD.cpp b/mozilla/htmlparser/src/COtherDTD.cpp
index ccbf97c725a..3a2306268b5 100644
--- a/mozilla/htmlparser/src/COtherDTD.cpp
+++ b/mozilla/htmlparser/src/COtherDTD.cpp
@@ -44,7 +44,6 @@
 #include "prtypes.h"
 #include "prio.h"
 #include "plstr.h"
-#include "prstrm.h"
 #include <fstream.h>
 
 
diff --git a/mozilla/htmlparser/src/nsHTMLParser.cpp b/mozilla/htmlparser/src/nsHTMLParser.cpp
index d361ceed444..ca5f59e879e 100644
--- a/mozilla/htmlparser/src/nsHTMLParser.cpp
+++ b/mozilla/htmlparser/src/nsHTMLParser.cpp
@@ -27,7 +27,6 @@
 #include "nsScanner.h"
 #include "prenv.h"  //this is here for debug reasons...
 #include "plstr.h"
-#include "prstrm.h"
 #include <fstream.h>
 #include "nsIInputStream.h"
 #include "nsIParserFilter.h"
diff --git a/mozilla/parser/htmlparser/src/COtherDTD.cpp b/mozilla/parser/htmlparser/src/COtherDTD.cpp
index ccbf97c725a..3a2306268b5 100644
--- a/mozilla/parser/htmlparser/src/COtherDTD.cpp
+++ b/mozilla/parser/htmlparser/src/COtherDTD.cpp
@@ -44,7 +44,6 @@
 #include "prtypes.h"
 #include "prio.h"
 #include "plstr.h"
-#include "prstrm.h"
 #include <fstream.h>
 
 
diff --git a/mozilla/parser/htmlparser/src/nsHTMLParser.cpp b/mozilla/parser/htmlparser/src/nsHTMLParser.cpp
index d361ceed444..ca5f59e879e 100644
--- a/mozilla/parser/htmlparser/src/nsHTMLParser.cpp
+++ b/mozilla/parser/htmlparser/src/nsHTMLParser.cpp
@@ -27,7 +27,6 @@
 #include "nsScanner.h"
 #include "prenv.h"  //this is here for debug reasons...
 #include "plstr.h"
-#include "prstrm.h"
 #include <fstream.h>
 #include "nsIInputStream.h"
 #include "nsIParserFilter.h"