diff --git a/dipm b/dipm
index 9568b8f..34d818e 100755
--- a/dipm
+++ b/dipm
@@ -230,14 +230,14 @@ install_using_dir() {
     download_url_to "$url" "$dir" || return 1
     if [ "$DIPM_DEBUG" ]; then
         echo "debug: after download:" >&2
-        tree "$dir" >&2
+        tree -h "$dir" >&2
     fi
 
     validate_pkg_hash "$expected_hash" "$dir" || return 1
     extract_pkg "$dir" || return 1
     if [ "$DIPM_DEBUG" ]; then
         echo "debug: after extraction:" >&2
-        tree "$dir" >&2
+        tree -h "$dir" >&2
     fi
 
     install_pkg "$pkg" "$install_bin" "$version" "$dir" || {