diff --git a/autoconf2.71/PKGBUILD b/autoconf2.71/PKGBUILD
index f27ac8f380ee..6b72d60709f4 100644
--- a/autoconf2.71/PKGBUILD
+++ b/autoconf2.71/PKGBUILD
@@ -3,9 +3,7 @@
 
 _realname=autoconf
 pkgname=${_realname}2.71
-pkgver=2.72
-_pkgver_ext='e'
-_pkgver="${pkgver}${_pkgver_ext}"
+pkgver=2.72e
 pkgrel=1
 pkgdesc="A GNU tool for automatically configuring source code"
 arch=('any')
@@ -14,8 +12,8 @@ url="https://www.gnu.org/software/autoconf"
 depends=('awk' 'm4' 'diffutils' 'bash' 'perl' 'sed')
 makedepends=('make')
 source=(
-      # https://ftp.gnu.org/pub/gnu/${_realname}/${_realname}-${pkgver}e.tar.xz
-        "https://alpha.gnu.org/gnu/autoconf/autoconf-${_pkgver}.tar.xz"
+      # https://ftp.gnu.org/pub/gnu/${_realname}/${_realname}-${pkgver}.tar.xz
+        "https://alpha.gnu.org/gnu/autoconf/autoconf-${pkgver}.tar.xz"
         0001-autoconf-2.70-MSYS2-specifics-AC_CYGWIN.patch
         0002-autoconf-2.70-MSYS2-Autotest-Unify-EOLs-By-Default.patch
         autoconf2.72-config.guess.patch
@@ -39,7 +37,7 @@ msys2_references=(
 )
 
 prepare() {
-  cd ${srcdir}/${_realname}-${_pkgver}
+  cd ${srcdir}/${_realname}-${pkgver}
 
   # MSYS2
   patch -p1 -i ${srcdir}/0001-autoconf-2.70-MSYS2-specifics-AC_CYGWIN.patch
@@ -58,27 +56,32 @@ prepare() {
 build() {
   mkdir -p build-${MSYSTEM} && cd build-${MSYSTEM}
 
-  ../${_realname}-${_pkgver}/configure \
+  ../${_realname}-${pkgver}/configure -C \
     --prefix=/usr \
     --program-suffix=-"${pkgver}"
 
   make
 
-  make check TESTSUITEFLAGS='-j16'
+  if ! make check TESTSUITEFLAGS='-v -j16'; then
+    echo '============= test.log / begin ==========='
+    cat tests/testsuite.log
+    echo '============= test.log / end   ==========='
+    exit 1
+  fi
 }
 
 check() {
   cd build-${MSYSTEM}
   # CAUTION: The tests run very very long, even on a server.
-  make check TESTSUITEFLAGS='-j16'
+  make check TESTSUITEFLAGS='-j10'
 }
 
 package() {
   make -C build-${MSYSTEM} DESTDIR=${pkgdir} install
 
   # license exception
-  install -Dm644 ${_realname}-${_pkgver}/COPYING.EXCEPTION \
-    $pkgdir/usr/share/licenses/autoconf${_pkgver}/COPYING.EXCEPTION
+  install -Dm644 ${_realname}-${pkgver}/COPYING.EXCEPTION \
+    $pkgdir/usr/share/licenses/autoconf${pkgver}/COPYING.EXCEPTION
 
   find ${pkgdir}/usr/share