diff --git a/lib/lib.bash b/lib/lib.bash
index 8b06860..8ffc46e 100644
--- a/lib/lib.bash
+++ b/lib/lib.bash
@@ -80,3 +80,7 @@ append_path () {
         	fi
 	fi
 }
+
+error() {
+	printf "$1\n" "${@:2}" 1>&2
+}