1 files changed, 4 insertions, 1 deletions

diff --git a/makedist b/makedist
index 77899d51..ac7a466e 100755
--- a/makedist
+++ b/makedist
@@ -18,7 +18,10 @@ version=$1
 shift
 
 lua54dir=$1
-shift
+shift || {
+   echo "Second argument must be the Lua 5.4 prefix."
+   exit 1
+}
 
 if ! [ -d "$lua54dir" ]
 then