diff --git a/meta/recipes-support/mpfr/mpfr/long-long-thumb.patch b/meta/recipes-support/mpfr/mpfr/long-long-thumb.patch
deleted file mode 100644
index ca7100eb29..0000000000
--- a/meta/recipes-support/mpfr/mpfr/long-long-thumb.patch
+++ /dev/null
@@ -1,39 +0,0 @@
-From 84021b1e236508169be65e802a9c0a25fc9a8827 Mon Sep 17 00:00:00 2001
-From: Phil Blundell <philb@gnu.org>
-Date: Mon, 27 Oct 2008 22:26:35 +0000
-Subject: [PATCH] mpfr: crusade against inline assembler
-
-Without this, build fails for thumb:
-| {standard input}: Assembler messages:
-| {standard input}:199: Error: selected processor does not support Thumb mode `umull sl,r0,r2,r1'
-| {standard input}:214: Error: selected processor does not support Thumb mode `umull sl,r2,r1,fp'
-| {standard input}:219: Error: instruction not supported in Thumb16 mode -- `adds fp,r0,sl'
-| {standard input}:220: Error: unshifted register required -- `adc r2,r2,#0'
-| {standard input}:235: Error: selected processor does not support Thumb mode `umull r0,sl,r1,r3'
-| {standard input}:244: Error: selected processor does not support Thumb mode `umull fp,ip,r1,r3'
-| {standard input}:253: Error: instruction not supported in Thumb16 mode -- `adds r3,sl,fp'
-| {standard input}:254: Error: unshifted register required -- `adc ip,ip,#0'
-| {standard input}:259: Error: instruction not supported in Thumb16 mode -- `adds sl,r1,r0'
-| {standard input}:642: Error: selected processor does not support Thumb mode `umull r0,r2,r3,r1'
-| ../arm-oe-linux-gnueabi-libtool --tag=CC   --mode=compile arm-oe-linux-gnueabi-gcc  -march=armv5te  -mthumb -mthumb-interwork  -mtune=xscale --sysroot=/OE/shr-core/tmp-eglibc/sysroots/spitz -DHAVE_INTTYPES_H=1 -DHAVE_STDINT_H=1 -DTIME_WITH_SYS_TIME=1 -DHAVE_LOCALE_H=1 -DHAVE_WCHAR_H=1 -DHAVE_STDARG=1 -DHAVE_SYS_TIME_H=1 -DHAVE_ALLOCA_H=1 -DHAVE_STDINT_H=1 -DHAVE_VA_COPY=1 -DHAVE_SETLOCALE=1 -DHAVE_GETTIMEOFDAY=1 -DHAVE_LONG_LONG=1 -DHAVE_INTMAX_T=1 -DMPFR_HAVE_INTMAX_MAX=1 -DMPFR_HAVE_FESETROUND=1 -DHAVE_ROUND=1 -DHAVE_TRUNC=1 -DHAVE_FLOOR=1 -DHAVE_CEIL=1 -DHAVE_NEARBYINT=1 -DLT_OBJDIR=\".libs/\" -DHAVE_ATTRIBUTE_MODE=1 -DHAVE___GMPN_ROOTREM=1 -DHAVE___GMPN_SBPI1_DIVAPPR_Q=1 -I.     -O2 -pipe -g -feliminate-unused-debug-types -ffloat-store -c -o pow.lo pow.c
-| {standard input}:1154: Error: selected processor does not support Thumb mode `umull r0,r1,sl,ip'
-| {standard input}:1166: Error: selected processor does not support Thumb mode `umull r3,r2,ip,r0'
-| {standard input}:1171: Error: instruction not supported in Thumb16 mode -- `adds r0,r1,r3'
-| {standard input}:1172: Error: unshifted register required -- `adc r2,r2,#0'
-| make[2]: *** [mul.lo] Error 1
-
-Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
-
-Upstream-Status: Pending
-
---- mpfr.old/src/mpfr-longlong.h	2008-01-01 03:29:09.000000000 +0000
-+++ mpfr/src/mpfr-longlong.h	2008-10-27 21:46:44.000000000 +0000
-@@ -406,7 +406,7 @@
- 	     "rIJ" ((USItype) (bl)))
- #endif
- 
--#if defined (__arm__) && W_TYPE_SIZE == 32
-+#if defined (__arm__) && W_TYPE_SIZE == 32 && !defined(__thumb__)
- #define add_ssaaaa(sh, sl, ah, al, bh, bl) \
-   __asm__ ("adds\t%1, %4, %5\n\tadc\t%0, %2, %3"			\
- 	   : "=r" (sh), "=&r" (sl)					\
diff --git a/meta/recipes-support/mpfr/mpfr_3.1.5.bb b/meta/recipes-support/mpfr/mpfr_4.0.1.bb
similarity index 60%
rename from meta/recipes-support/mpfr/mpfr_3.1.5.bb
rename to meta/recipes-support/mpfr/mpfr_4.0.1.bb
index a78c0bd486..f85a846e33 100644
--- a/meta/recipes-support/mpfr/mpfr_3.1.5.bb
+++ b/meta/recipes-support/mpfr/mpfr_4.0.1.bb
@@ -7,13 +7,11 @@ inherit autotools texinfo
 
 LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504 \
 		    file://COPYING.LESSER;md5=6a6a8e020838b23406c81b19c1d46df6"
-DEPENDS = "gmp"
+DEPENDS = "gmp autoconf-archive"
 
-SRC_URI = "http://www.mpfr.org/mpfr-${PV}/mpfr-${PV}.tar.xz \
-           file://long-long-thumb.patch \
-           "
-SRC_URI[md5sum] = "c4ac246cf9795a4491e7766002cd528f"
-SRC_URI[sha256sum] = "015fde82b3979fbe5f83501986d328331ba8ddf008c1ff3da3c238f49ca062bc"
+SRC_URI = "http://www.mpfr.org/mpfr-${PV}/mpfr-${PV}.tar.xz"
+SRC_URI[md5sum] = "b8dd19bd9bb1ec8831a6a582a7308073"
+SRC_URI[sha256sum] = "67874a60826303ee2fb6affc6dc0ddd3e749e9bfcb4c8655e3953d0458a6e16e"
 
 UPSTREAM_CHECK_URI = "http://www.mpfr.org/mpfr-current/"
 
