diff --git a/lib/erl/Makefile b/lib/erl/Makefile
index 9dcba99..09b1d1f 100644
--- a/lib/erl/Makefile
+++ b/lib/erl/Makefile
@@ -9,3 +9,7 @@
 check: all
 
 distclean: clean
+
+# Hack to make "make dist" work.
+# This should not work, but it appears to.
+distdir: