1 files changed, 3 insertions, 0 deletions
diff --git a/src/nl.c b/src/nl.c
index a9446f444..634a975c6 100644
--- a/src/nl.c
+++ b/src/nl.c
@@ -28,6 +28,7 @@
 #include <regex.h>
 
 #include "error.h"
+#include "fadvise.h"
 #include "linebuffer.h"
 #include "quote.h"
 #include "xstrtol.h"
@@ -439,6 +440,8 @@ nl_file (char const *file)
         }
     }
 
+  fadvise (stream, FADVISE_SEQUENTIAL);
+
   process_file (stream);
 
   if (ferror (stream))