2 files changed, 5 insertions, 2 deletions
diff --git a/conf.c b/conf.c
index f942851..a6d7e22 100644
--- a/conf.c
+++ b/conf.c
@@ -1717,7 +1717,8 @@ void conf(struct ctx *c, int argc, char **argv)
 			fd_tap_opt = strtol(optarg, NULL, 0);
 
 			if (errno ||
-			    fd_tap_opt <= STDERR_FILENO || fd_tap_opt > INT_MAX)
+			    (fd_tap_opt != STDIN_FILENO && fd_tap_opt <= STDERR_FILENO) ||
+			    fd_tap_opt > INT_MAX)
 				die("Invalid --fd: %s", optarg);
 
 			c->fd_tap = fd_tap_opt;
diff --git a/util.c b/util.c
index 62a6003..f5497d4 100644
--- a/util.c
+++ b/util.c
@@ -875,7 +875,9 @@ void close_open_files(int argc, char **argv)
 			errno = 0;
 			fd = strtol(optarg, NULL, 0);
 
-			if (errno || fd <= STDERR_FILENO || fd > INT_MAX)
+			if (errno ||
+			    (fd != STDIN_FILENO && fd <= STDERR_FILENO) ||
+			    fd > INT_MAX)
 				die("Invalid --fd: %s", optarg);
 		}
 	} while (name != -1);