diff --git a/components/newlib/lib/libc-psram-workaround.a b/components/newlib/lib/libc-psram-workaround.a
index cddebee59e..27557575ae 100644
Binary files a/components/newlib/lib/libc-psram-workaround.a and b/components/newlib/lib/libc-psram-workaround.a differ
diff --git a/components/newlib/lib/libc.a b/components/newlib/lib/libc.a
index 36a1cc6078..56f7e98564 100644
Binary files a/components/newlib/lib/libc.a and b/components/newlib/lib/libc.a differ
diff --git a/components/newlib/lib/libc_nano.a b/components/newlib/lib/libc_nano.a
index 9afd379878..09029a21c1 100644
Binary files a/components/newlib/lib/libc_nano.a and b/components/newlib/lib/libc_nano.a differ
diff --git a/components/newlib/libc_discard.list b/components/newlib/libc_discard.list
index 8acce71569..c52b1bc5b9 100644
--- a/components/newlib/libc_discard.list
+++ b/components/newlib/libc_discard.list
@@ -77,6 +77,7 @@ lib_a-close.o
 lib_a-creat.o
 lib_a-environ.o
 lib_a-fclose.o
+lib_a-fcntlr.o
 lib_a-isalnum.o
 lib_a-isalpha.o
 lib_a-isascii.o
@@ -131,6 +132,7 @@ lib_a-strupr.o
 lib_a-stdio.o
 lib_a-syssbrk.o
 lib_a-sysclose.o
+lib_a-sysfcntl.o
 lib_a-sysopen.o
 creat.o
 lib_a-sysread.o