diff --git a/7.3.801 b/7.3.801
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+To: vim_dev@googlegroups.com
+Subject: Patch 7.3.801
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.3.801
+Problem:    ":window set nu?" displays the cursor line. (Nazri Ramliy)
+Solution:   Do not update the cursor line when conceallevel is zero or the
+	    screen has scrolled. (partly by Christian Brabandt)
+Files:	    src/window.c
+
+
+*** ../vim-7.3.800/src/window.c	2013-01-17 13:59:56.000000000 +0100
+--- src/window.c	2013-02-06 13:28:10.000000000 +0100
+***************
+*** 3991,3999 ****
+  
+  #ifdef FEAT_CONCEAL
+      /* Conceal cursor line in previous window, unconceal in current window. */
+!     if (win_valid(owp))
+  	update_single_line(owp, owp->w_cursor.lnum);
+!     update_single_line(curwin, curwin->w_cursor.lnum);
+  #endif
+  }
+  
+--- 3991,4000 ----
+  
+  #ifdef FEAT_CONCEAL
+      /* Conceal cursor line in previous window, unconceal in current window. */
+!     if (win_valid(owp) && owp->w_p_cole > 0 && !msg_scrolled)
+  	update_single_line(owp, owp->w_cursor.lnum);
+!     if (curwin->w_p_cole > 0 && !msg_scrolled)
+! 	need_cursor_line_redraw = TRUE;
+  #endif
+  }
+  
+*** ../vim-7.3.800/src/version.c	2013-02-06 12:33:15.000000000 +0100
+--- src/version.c	2013-02-06 13:32:28.000000000 +0100
+***************
+*** 727,728 ****
+--- 727,730 ----
+  {   /* Add new patch number below this line */
++ /**/
++     801,
+  /**/
+
+-- 
+ARTHUR:          But if he was dying, he wouldn't bother to carve
+                 "Aaaaarrrrrrggghhh".  He'd just say it.
+BROTHER MAYNARD: It's down there carved in stone.
+GALAHAD:         Perhaps he was dictating.
+                 "Monty Python and the Holy Grail" PYTHON (MONTY) PICTURES LTD
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\  an exciting new programming language -- http://www.Zimbu.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///