1 files changed, 3 insertions, 0 deletions
diff --git a/src/shuf.c b/src/shuf.c
index 67b19af15..e8ae645d2 100644
--- a/src/shuf.c
+++ b/src/shuf.c
@@ -23,6 +23,7 @@
 #include "system.h"
 
 #include "error.h"
+#include "fadvise.h"
 #include "getopt.h"
 #include "quote.h"
 #include "quotearg.h"
@@ -378,6 +379,8 @@ main (int argc, char **argv)
           usage (EXIT_FAILURE);
         }
 
+      fadvise (stdin, FADVISE_SEQUENTIAL);
+
       n_lines = read_input (stdin, eolbyte, &input_lines);
       line = input_lines;
     }