diff --git a/src/main.c b/src/main.c
index ba5ac81..574ea18 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1400,23 +1400,23 @@ static void
 help(void)
 {
     diehelp(0, "[OPTION..] FILE...",
-            " -a, --author AUTHOR          Set AUTHOR as author (in meta in footer)\n"
-            " -b, --buttons                Put Previous & Next buttons on pages\n"
-            " -C, --no-css                 Do not use CSS (still process --css if any)\n"
-            " -c, --css FILE               Add FILE as additional CSS\n"
-            " -d, --destdir DIR            Write files into DIR\n"
-            " -F, --footer FILE            Insert FILE as common footer\n"
-            " -H, --header FILE            Insert FILE as common header\n"
-            " -h, --help                   Show this help screen and exit\n"
-            " -I, --inline-css             Use inline CSS instead of external files\n"
-            " -i, --index                  Force index mode\n"
-            " -l, --lang LNG               Set LNG as language attribute\n"
-            " -M, --man-url URL            Use URL as prefix for external man-page links\n"
-            " -o, --overwrite              Overwrite destination files if already exist\n"
-            " -s, --subtitle TEXT          Set TEXT as general subtitle\n"
-            " -T, --no-toc                 Don't write a TOC on each page. Implies --no-index\n"
-            " -t, --title TITLE            Set TITLE as general (across all pages) title\n"
-            " -X, --no-index               Disable index mode\n"
+            " -a, --author AUTHOR           Set AUTHOR as author (in meta in footer)\n"
+            " -b, --buttons                 Put Previous & Next buttons on pages\n"
+            " -C, --no-css                  Do not use CSS (still process --css if any)\n"
+            " -c, --css FILE                Add FILE as additional CSS\n"
+            " -d, --destdir DIR             Write files into DIR\n"
+            " -F, --footer FILE             Insert FILE as common footer\n"
+            " -H, --header FILE             Insert FILE as common header\n"
+            " -h, --help                    Show this help screen and exit\n"
+            " -I, --inline-css              Use inline CSS instead of external files\n"
+            " -i, --index                   Force index mode\n"
+            " -l, --lang LNG                Set LNG as language attribute\n"
+            " -M, --man-url URL             Use URL as prefix for external man-page links\n"
+            " -o, --overwrite               Overwrite destination files if already exist\n"
+            " -s, --subtitle TEXT           Set TEXT as general subtitle\n"
+            " -T, --no-toc                  Don't write a TOC on each page. Implies --no-index\n"
+            " -t, --title TITLE             Set TITLE as general (across all pages) title\n"
+            " -X, --no-index                Disable index mode\n"
            );
 }