diff --git a/Makefile.am b/Makefile.am
index 9976a2aa0e..3fcc135845 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -6,6 +6,7 @@ SUBDIRS = \
 	libnm-util \
 	libnm-glib \
 	introspection \
+	libndp \
 	src \
 	callouts \
 	cli \
diff --git a/configure.ac b/configure.ac
index 4f1649fa38..51f4aec996 100644
--- a/configure.ac
+++ b/configure.ac
@@ -715,6 +715,7 @@ examples/C/qt/Makefile
 examples/dispatcher/Makefile
 vapi/Makefile
 ])
+AC_CONFIG_SUBDIRS([libndp])
 AC_OUTPUT
 
 # Print build configuration