diff --git a/start.sh b/start.sh
index e16d89c..0710462 100755
--- a/start.sh
+++ b/start.sh
@@ -25,9 +25,9 @@ do
 	OUTPUT="$(basename "$PKGLIST")"
 	echo "version 2" > tmplist0
 	cat "$PKGLIST" >> tmplist0
-	sig=$(./fteqw64 -privkey ./private-key.pem -pubkey ./public-key.pem -certhost $AUTH_HOST -sign2 tmplist0)
+	SIG=$(./fteqw64 -privkey ./private-key.pem -pubkey ./public-key.pem -certhost $AUTH_HOST -sign2 tmplist0)
 	head -n 1 tmplist0 > "$OUTPUT"
-	echo "signature \"$AUTH_HOST\" \"$sig\"" >> "$OUTPUT"
+	echo "signature \"$AUTH_HOST\" \"$SIG\"" >> "$OUTPUT"
 	tail -n +2 tmplist0 >> "$OUTPUT"
 	rm tmplist0
 	mv "$OUTPUT" "$PKGLIST"