diff --git a/mozilla/netwerk/protocol/about/public/makefile.win b/mozilla/netwerk/protocol/about/public/makefile.win
index e2ebee860f5..61a6b3759ef 100644
--- a/mozilla/netwerk/protocol/about/public/makefile.win
+++ b/mozilla/netwerk/protocol/about/public/makefile.win
@@ -18,6 +18,7 @@
 MODULE = necko
 
 DEPTH = ..\..\..\..
+include <$(DEPTH)/config/config.mak>
 
 // temporary, until we land:
 !ifndef NECKO
diff --git a/mozilla/netwerk/protocol/ftp/public/makefile.win b/mozilla/netwerk/protocol/ftp/public/makefile.win
index ff0dea41fab..b30129a0b1c 100644
--- a/mozilla/netwerk/protocol/ftp/public/makefile.win
+++ b/mozilla/netwerk/protocol/ftp/public/makefile.win
@@ -18,6 +18,7 @@
 MODULE = necko
 
 DEPTH = ..\..\..\..
+include <$(DEPTH)/config/config.mak>
 
 // temporary, until we land:
 !ifndef NECKO