diff --git a/ures b/ures
index 54ca20e..4e65f5e 100755
--- a/ures
+++ b/ures
@@ -1,6 +1,6 @@
 #!/bin/sh
 
-scriptversion="3"
+scriptversion="4"
 
 me=$0
 version="$me v$scriptversion
@@ -42,11 +42,14 @@ tarball=$version_name.tar.gz
 
 (
   cd "$src_dir" || exit
-  tar -czf "$tarball" --transform="s,^,$version_name/," "$(git ls-files)"
+  git ls-files |
+    tar -czf "$tarball" \
+      --transform="s,^,$version_name/," \
+      -T -
 )
 
 if [ "$src_dir" = "." ]; then
-	src_dir=$(basename "$(realpath "$src_dir")")
+  src_dir=$(basename "$(realpath "$src_dir")")
 fi
 
 printf "'%s' -> '%s'\n" "$src_dir" "$tarball"