diff --git a/src/pr.c b/src/pr.c
index 308a025..331762f 100644
--- a/src/pr.c
+++ b/src/pr.c
@@ -2399,13 +2399,13 @@ print_header (void)
      "Page %"PRIuMAX does not generate more than (sizeof page_text - 1)
      bytes.  */
   sprintf (page_text, _("Page %"PRIuMAX), page_number++);
-  available_width = header_width_available - mbswidth (page_text, 0);
+  available_width = header_width_available - (chars_per_margin + mbswidth (page_text, 0));
   available_width = MAX (0, available_width);
   lhs_spaces = available_width >> 1;
   rhs_spaces = available_width - lhs_spaces;
 
-  printf ("\n\n%s%*s%s%*s%s\n\n\n",
-	  date_text, lhs_spaces, " ", file_text, rhs_spaces, " ", page_text);
+  printf ("\n\n%*s%s%*s%s%*s%s\n\n\n",
+	  chars_per_margin, " ", date_text, lhs_spaces, " ", file_text, rhs_spaces, " ", page_text);
 
   print_a_header = false;
   output_position = 0;