Index: sbbs.el
==================================================================
--- sbbs.el
+++ sbbs.el
@@ -220,19 +220,19 @@
   "Generate list of numbers, as specified by DESC.
 
 To avoid memory overflows, limit number of entries to LIMIT."
   (save-match-data
     (apply #'nconc
-		   (mapcar
-		    (lambda (range)
-			  (cond ((string-match "\\`\\([[:digit:]]+\\)-\\([[:digit:]]+\\)\\'" range)
-				     (number-sequence (string-to-number (match-string 1 range))
+           (mapcar
+            (lambda (range)
+              (cond ((string-match "\\`\\([[:digit:]]+\\)-\\([[:digit:]]+\\)\\'" range)
+                     (number-sequence (string-to-number (match-string 1 range))
                                       (min limit (string-to-number (match-string 2 range)))))
-				    ((string-match "\\`\\([[:digit:]]+\\)\\'" range)
-				     (list (string-to-number (match-string 1 range))))
-				    (t (error "Invalid range"))))
-		    (split-string desc ",")))))
+                    ((string-match "\\`\\([[:digit:]]+\\)\\'" range)
+                     (list (string-to-number (match-string 1 range))))
+                    (t (error "Invalid range"))))
+            (split-string desc ",")))))
 
 (defun sbbs--read-jump-to (nr)
   "Set point to first character of post with number NR."
   (let ((up (point-min)) (down (point-max)) current)
     (while (progn