diff --git a/lib/alterl/Makefile b/lib/alterl/Makefile
index 0f2c8a8..7c76331 100644
--- a/lib/alterl/Makefile
+++ b/lib/alterl/Makefile
@@ -5,3 +5,6 @@
 	for dir in $(MODULES); do \
 		(cd $$dir; ${MAKE} $@); \
 	done
+
+install: all
+	echo 'No install target, sorry.'