diff --git a/epiphany-fixes.diff b/epiphany-fixes.diff
index 13ba3ba..986e9ac 100644
--- a/epiphany-fixes.diff
+++ b/epiphany-fixes.diff
@@ -11,3 +11,14 @@ Index: newlib-2.1.0/libgloss/epiphany/Makefile.in
  	done
  info:
  install-info:
+--- newlib-4.3.0.20230120/libgloss/epiphany/crt0.S.orig	2023-03-08 13:57:15.671910169 +0100
++++ newlib-4.3.0.20230120/libgloss/epiphany/crt0.S	2023-03-08 13:57:27.135910057 +0100
+@@ -121,7 +121,7 @@
+ #error "not implemented"
+ #else  /* !__STRUCT_ALIGN_64__ */
+ 	str	r1, [r2, 0]	; __atexit = &__atexit0
+-	movr	r0, 1
++	mov	r0, 1
+ 	str	r0, [r1, 4]	; __atexit0._ind = 1
+ 	mov	r0,%low(fini)
+ 	movt	r0,%high(fini)
diff --git a/newlib-4.1.0.tar.gz b/newlib-4.1.0.tar.gz
deleted file mode 100644
index d5cf75e..0000000
--- a/newlib-4.1.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f296e372f51324224d387cc116dc37a6bd397198756746f93a2b02e9a5d40154
-size 18648429
diff --git a/newlib-4.3.0.20230120.tar.xz b/newlib-4.3.0.20230120.tar.xz
new file mode 100644
index 0000000..12dde4b
--- /dev/null
+++ b/newlib-4.3.0.20230120.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9c53284298c95bc3bf2c7c252e9dac52977295b021194e75766b1e68f6191f10
+size 4871768
diff --git a/newlib.changes b/newlib.changes
index d889cd1..90ed684 100644
--- a/newlib.changes
+++ b/newlib.changes
@@ -1,3 +1,42 @@
+-------------------------------------------------------------------
+Wed Mar  8 12:39:13 UTC 2023 - Richard Biener <rguenther@suse.com>
+
+- Update to v4.3.0
+  * remove i?86-pc-linux-gnu support
+  * remove decstation & sunos support
+  * remove phoenix OS support
+  * remove unused members from struct _reent (see also
+    --enable-newlib-reent-binary-compat)
+  * build system internals heavily rewritten & updated
+  * make arm jmp_buf size and alignment ABI-conformant
+  * fixed bug in arm setjmp/longjmp to preserve floating-point register
+    values
+  * add --enable-newlib-reent-thread-local configuration option
+  * add --enable-newlib-reent-binary-compat configuration option
+  * add 64-bit powerpc setjmp/longjmp support
+  * use global stdio streams for all configurations
+  * use global atexit data for all configurations
+  * vectorized math routines added for amdgcn platform
+  * nvptx: remove newlib ELIX level 1 restriction
+- Already in v4.2.0
+  * remove use of --cygnus option for automake
+  * rename configure.in files to configure.ac
+  * enable automake silent rules
+  * import gdtoa from OpenBSD
+  * update to Unicode 14.0
+  * ignore _FORTIFY_SOURCE when building newlib
+  * fixes to ldtoa
+  * add clock support to nvptx port
+  * various pthread POSIX APIs added
+  * added implementatio for sig2str/str2sig
+  * strtod/strtof to set errno to ERANGE consistently for underflow
+  * fixed rounding issue with sqrt/sqrtf
+  * fixed heap fragmentation issue with nano-malloc
+  * FTW port for newlib
+  * additions to sys/tree.h
+- Add makeinfo BuildRequires for building libgloss documentation
+- Amend epiphany-fixes.diff with a build fix
+
 -------------------------------------------------------------------
 Sun Apr 24 16:55:14 UTC 2022 - Matwey Kornilov <matwey.kornilov@gmail.com>
 
diff --git a/newlib.spec b/newlib.spec
index d421b6f..c8c43af 100644
--- a/newlib.spec
+++ b/newlib.spec
@@ -44,19 +44,20 @@
 # In the staging/ring projects, we don't want to build the unneeded packages
 %bcond_with ringdisabled
 Name:           %{pname}
-Version:        4.1.0
+Version:        4.3.0.20230120
 Release:        0
 Summary:        C library intended for use on embedded systems
 License:        BSD-3-Clause AND MIT AND LGPL-2.0-or-later AND ISC
 Group:          Development/Libraries/Cross
 URL:            https://sourceware.org/newlib/
-Source0:        ftp://sourceware.org/pub/newlib/newlib-%{version}.tar.gz
+Source0:        ftp://sourceware.org/pub/newlib/newlib-%{version}.tar.xz
 Patch1:         epiphany-fixes.diff
 %if "%{flavor}" == ""
 BuildArch:      noarch
 %else
 BuildRequires:  cross-%{gcc_cross_arch}-gcc%{gcc_version}-bootstrap
 BuildRequires:  fdupes
+BuildRequires:  makeinfo
 %if "%{cross_arch}" != "arm-none" && "%{cross_arch}" != "arm" && %{with ringdisabled}
 ExclusiveArch:  do-not-build
 %endif
@@ -132,6 +133,8 @@ for variant in nano regular; do
     popd
 done
 
+rm %{buildroot}%{_infodir}/porting.info
+
 %fdupes %{buildroot}
 %endif