1 files changed, 3 insertions, 1 deletions
diff --git a/openbsc/doc/Makefile.am b/openbsc/doc/Makefile.am
index aee2d7baa..5a231074c 100644
--- a/openbsc/doc/Makefile.am
+++ b/openbsc/doc/Makefile.am
@@ -1 +1,3 @@
-SUBDIRS = examples
+SUBDIRS = \
+	examples \
+	$(NULL)