diff --git a/src/nnn.c b/src/nnn.c
index 70d8b400..351d7b51 100644
--- a/src/nnn.c
+++ b/src/nnn.c
@@ -2079,9 +2079,9 @@ static int spawn(char *file, char *arg1, char *arg2, char *arg3, uchar_t flag)
 			int fd = open("/dev/null", O_WRONLY, 0200);
 
 			if (flag & F_NOSTDIN)
-				dup2(fd, 0);
-			dup2(fd, 1);
-			dup2(fd, 2);
+				dup2(fd, STDIN_FILENO);
+			dup2(fd, STDOUT_FILENO);
+			dup2(fd, STDERR_FILENO);
 			close(fd);
 		}