diff --git a/mingw-w64-armadillo/PKGBUILD b/mingw-w64-armadillo/PKGBUILD
index 3beeff29c8..6485077b76 100644
--- a/mingw-w64-armadillo/PKGBUILD
+++ b/mingw-w64-armadillo/PKGBUILD
@@ -3,7 +3,7 @@
 _realname=armadillo
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
-pkgver=5.300.5
+pkgver=5.400.3
 pkgrel=1
 pkgdesc="C++ linear algebra library (mingw-w64)"
 arch=('any')
@@ -16,7 +16,7 @@ makedepends=("${MINGW_PACKAGE_PREFIX}-gcc"
 install=${_realname}-${CARCH}.install
 source=(http://sourceforge.net/projects/arma/files/${_realname}-${pkgver}.tar.gz
         0001-mingw-config-fix.patch)
-md5sums=('0ef1d316dd98e3a42c9c99fa35c4e080'
+md5sums=('397733eb2f305b50f28ead3350d975bd'
          '5ce663ba53e15ee85fcd7a0b01006672')
 
 prepare() {