diff --git a/lib/rs/Makefile.am b/lib/rs/Makefile.am
index 7a9b30a..3a13403 100644
--- a/lib/rs/Makefile.am
+++ b/lib/rs/Makefile.am
@@ -45,6 +45,9 @@
 	$(CARGO) clean
 	-$(RM) Cargo.lock
 
+distdir:
+	$(MAKE) $(AM_MAKEFLAGS) distdir-am
+
 EXTRA_DIST = \
 	src \
 	Cargo.toml \