1 files changed, 2 insertions, 0 deletions
diff --git a/file.c b/file.c
index bbe77d7a04..81f28ffa03 100644
--- a/file.c
+++ b/file.c
@@ -3914,6 +3914,7 @@ rb_file_s_truncate(VALUE klass, VALUE path, VALUE len)
 	if ((tmpfd = open(StringValueCStr(path), 0)) < 0) {
 	    rb_sys_fail(RSTRING_PTR(path));
 	}
+        rb_update_max_fd(tmpfd);
 	if (chsize(tmpfd, pos) < 0) {
 	    close(tmpfd);
 	    rb_sys_fail(RSTRING_PTR(path));
@@ -5061,6 +5062,7 @@ file_load_ok(const char *path)
     int ret = 1;
     int fd = open(path, O_RDONLY);
     if (fd == -1) return 0;
+    rb_update_max_fd(fd);
 #if !defined DOSISH
     {
 	struct stat st;