diff --git a/gst/Makefile.am b/gst/Makefile.am
new file mode 100644
index 0000000000..9f24d517c1
--- /dev/null
+++ b/gst/Makefile.am
@@ -0,0 +1,8 @@
+if USE_SINE
+SINE_DIR=sine
+else
+SINE_DIR=
+endif
+
+SUBDIRS=$(SINE_DIR)
+DIST_SUBDIRS=sine