diff --git a/mozilla/embedding/components/printingui/src/Makefile.in b/mozilla/embedding/components/printingui/src/Makefile.in
index 7f88ac4b623..9f361f55bf3 100644
--- a/mozilla/embedding/components/printingui/src/Makefile.in
+++ b/mozilla/embedding/components/printingui/src/Makefile.in
@@ -26,7 +26,7 @@ VPATH		= @srcdir@
 
 include $(DEPTH)/config/autoconf.mk
 
-ifneq (,$(filter gtk gtk2 xlib qt beos,$(MOZ_WIDGET_TOOLKIT)))
+ifneq (,$(filter gtk gtk2 xlib photon qt beos,$(MOZ_WIDGET_TOOLKIT)))
 DIRS	+= unixshared
 endif