diff --git a/netwerk/cache/src/makefile.win b/netwerk/cache/src/makefile.win
index e06b0181cca2..cc752c83681e 100755
--- a/netwerk/cache/src/makefile.win
+++ b/netwerk/cache/src/makefile.win
@@ -44,6 +44,7 @@ CPP_OBJS = \
 	.\$(OBJDIR)\nsCacheSession.obj			\
 	.\$(OBJDIR)\nsDiskCacheDevice.obj		\
 	.\$(OBJDIR)\nsMemoryCacheDevice.obj		\
+	.\$(OBJDIR)\nsMemoryCacheTransport.obj	\
 	$(NULL)