diff --git a/mailnews/news/Makefile.in b/mailnews/news/Makefile.in
index d5a1de4e4088..9a375e155e9f 100644
--- a/mailnews/news/Makefile.in
+++ b/mailnews/news/Makefile.in
@@ -22,11 +22,7 @@ srcdir		= @srcdir@
 
 include $(DEPTH)/config/autoconf.mk
 
-DIRS = public src build
-
-ifdef ENABLE_TESTS
-DIRS += tests
-endif
+DIRS = public src build tests
 
 include $(topsrcdir)/config/config.mk