diff --git a/packaging/win32/defaults.sh b/packaging/win32/defaults.sh
index 4c0c85934b..b91ba4421d 100644
--- a/packaging/win32/defaults.sh
+++ b/packaging/win32/defaults.sh
@@ -320,10 +320,10 @@ set_default LIBOFX_DIR $GLOBAL_DIR\\libofx
 set_default LIBOFX_PATCH `pwd`/libofx-0.8.3-patch.diff
 
 ## online banking: gwenhywfar+aqbanking
-set_default AQBANKING3 yes
+set_default AQBANKING5 no
 
-if [ "$AQBANKING3" != "yes" ]; then
-    set_default GWENHYWFAR_URL "$SF_MIRROR/gwenhywfar/gwenhywfar-2.6.2.tar.gz"
+if [ "$AQBANKING5" = "yes" ]; then
+    set_default GWENHYWFAR_URL "http://www2.aquamaniac.de/sites/download/download.php?package=01&release=53&file=01&dummy=gwenhywfar-4.0.0.tar.gz"
 else
     set_default GWENHYWFAR_URL "http://www2.aquamaniac.de/sites/download/download.php?package=01&release=31&file=01&dummy=gwenhywfar-3.11.3.tar.gz"
     #set_default GWENHYWFAR_PATCH `pwd`/gwenhywfar-3.11.1-patch.diff
@@ -333,14 +333,15 @@ set_default GWENHYWFAR_DIR $GLOBAL_DIR\\gwenhywfar
 set_default KTOBLZCHECK_URL "$SF_MIRROR/ktoblzcheck/ktoblzcheck-1.24.tar.gz"
 # ktoblzcheck is being installed into GWENHYWFAR_DIR
 
-if [ "$AQBANKING3" != "yes" ]; then
-    set_default AQBANKING_URL "$SF_MIRROR/aqbanking/aqbanking-2.3.3.tar.gz"
+if [ "$AQBANKING5" = "yes" ]; then
+    set_default AQBANKING_URL "http://www2.aquamaniac.de/sites/download/download.php?package=03&release=73&file=01&dummy=aqbanking-5.0.0.tar.gz"
+    set_default AQBANKING_WITH_QT no
 else
     set_default AQBANKING_URL "http://www2.aquamaniac.de/sites/download/download.php?package=03&release=49&file=01&dummy=aqbanking-4.2.3.tar.gz"
     #set_default AQBANKING_PATCH `pwd`/aqbanking-4.1.6-patch.diff
+    set_default AQBANKING_WITH_QT yes
 fi
 set_default AQBANKING_DIR $GLOBAL_DIR\\aqbanking
-set_default AQBANKING_WITH_QT yes
 # If set to yes, download Qt from http://www.trolltech.com/developer/downloads/qt/windows,
 # install it and set QTDIR in custom.sh, like "QTDIR=/c/Qt/4.2.3".
 set_default QT_WIN_SRC_URL "ftp://ftp.qt.nokia.com/qt/source/qt-all-opensource-src-4.5.3.zip"
diff --git a/packaging/win32/dist-impl.sh b/packaging/win32/dist-impl.sh
index 6602f319a9..35c58d96ba 100755
--- a/packaging/win32/dist-impl.sh
+++ b/packaging/win32/dist-impl.sh
@@ -12,9 +12,11 @@ function dist_prepare() {
     if [ -x $DIST_DIR ]; then
         die "Please remove ${DIST_DIR} first"
     fi
-    if [ x$AQBANKING_WITH_QT != xyes ]; then
-        die "The aqbanking wizard is required to create the Windows installer.
+    if [ "$AQBANKING5" != "yes" ] ; then
+        if [ x$AQBANKING_WITH_QT != xyes ]; then
+            die "The aqbanking wizard is required to create the Windows installer.
 Please set AQBANKING_WITH_QT to yes and rerun install.sh first."
+        fi
     fi
     _UNZIP_UDIR=`unix_path $UNZIP_DIR`
     _AUTOTOOLS_UDIR=`unix_path $AUTOTOOLS_DIR`
@@ -190,9 +192,6 @@ function dist_gwenhywfar() {
     setup gwenhywfar
     cp -a ${_GWENHYWFAR_UDIR}/bin/*.dll ${DIST_UDIR}/bin
     mkdir -p ${DIST_UDIR}/etc
-    if [ "$AQBANKING3" != "yes" ]; then
-        cp -a ${_GWENHYWFAR_UDIR}/etc/* ${DIST_UDIR}/etc
-    fi
     cp -a ${_GWENHYWFAR_UDIR}/lib/gwenhywfar ${DIST_UDIR}/lib
     mkdir -p ${DIST_UDIR}/share/gwenhywfar
     cp -a ${_GWENHYWFAR_UDIR}/share/gwenhywfar/ca-bundle.crt ${DIST_UDIR}/share/gwenhywfar
@@ -210,9 +209,6 @@ function dist_aqbanking() {
     cp -a ${_AQBANKING_UDIR}/bin/*.dll ${DIST_UDIR}/bin
     cp -a ${_AQBANKING_UDIR}/lib/aqbanking ${DIST_UDIR}/lib
     cp -a ${_AQBANKING_UDIR}/share/aqbanking ${DIST_UDIR}/share
-    if [ "$AQBANKING3" != "yes" ]; then
-        cp -a ${_AQBANKING_UDIR}/share/aqhbci ${DIST_UDIR}/share
-    fi
     cp -a ${_AQBANKING_UDIR}/share/locale ${DIST_UDIR}/share
 }
 
diff --git a/packaging/win32/dist.sh b/packaging/win32/dist.sh
index ca6122c86e..863677fb26 100755
--- a/packaging/win32/dist.sh
+++ b/packaging/win32/dist.sh
@@ -26,12 +26,8 @@ add_step dist_libbonoboui
 add_step dist_libgsf
 add_step dist_goffice
 add_step dist_libofx
-if [ "$AQBANKING3" != "yes" ]; then
-    add_step dist_openssl
-else
-    add_step dist_gnutls
-    add_step dist_gmp
-fi
+add_step dist_gnutls
+add_step dist_gmp
 add_step dist_gwenhywfar
 add_step dist_ktoblzcheck
 add_step dist_aqbanking
diff --git a/packaging/win32/gnucash.iss.in b/packaging/win32/gnucash.iss.in
index 1ac0ef4db1..eac29a30aa 100644
--- a/packaging/win32/gnucash.iss.in
+++ b/packaging/win32/gnucash.iss.in
@@ -78,16 +78,17 @@ Source: "@prefix@\..\dist\lib\*"; DestDir: "{app}\lib"; Flags: recursesubdirs; C
 Source: "@prefix@\..\dist\libexec\*"; DestDir: "{app}\libexec"; Flags: recursesubdirs; Components: main
 Source: "@prefix@\..\dist\share\*"; DestDir: "{app}\share"; Flags: recursesubdirs; Components: main
 
-; Additionally, we ship the Qt DLLs because the Online-Banking-Wizard
-; lib/aqbanking/plugins/@-aqbanking_so_effective-@/wizards/qt3-wizard.exe needs them.
-Source: "@-qtbindir-@\QtCore4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
-Source: "@-qtbindir-@\QtGui4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
-Source: "@-qtbindir-@\mingwm10.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
-; The following are all needed by Qt3Support
-Source: "@-qtbindir-@\Qt3Support4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
-Source: "@-qtbindir-@\QtXml4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
-Source: "@-qtbindir-@\QtSql4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
-Source: "@-qtbindir-@\QtNetwork4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
+;;; Not needed with AQBANKING5 anymore!
+;; Additionally, we ship the Qt DLLs because the Online-Banking-Wizard
+;; lib/aqbanking/plugins/@-aqbanking_so_effective-@/wizards/qt3-wizard.exe needs them.
+;Source: "@-qtbindir-@\QtCore4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
+;Source: "@-qtbindir-@\QtGui4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
+;Source: "@-qtbindir-@\mingwm10.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
+;; The following are all needed by Qt3Support
+;Source: "@-qtbindir-@\Qt3Support4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
+;Source: "@-qtbindir-@\QtXml4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
+;Source: "@-qtbindir-@\QtSql4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
+;Source: "@-qtbindir-@\QtNetwork4.dll"; DestDir: "{app}\bin"; Flags: ignoreversion
 
 ;; The translations
 ;Source: "@prefix@\..\dist\share\locale\*"; DestDir: "{app}\share\locale"; Flags: recursesubdirs; Components: translations
diff --git a/packaging/win32/install-impl.sh b/packaging/win32/install-impl.sh
index 5f8c3c1841..b6c1faa8a9 100755
--- a/packaging/win32/install-impl.sh
+++ b/packaging/win32/install-impl.sh
@@ -972,15 +972,15 @@ function inst_gwenhywfar() {
         assert_one_dir $TMP_UDIR/gwenhywfar-*
         qpushd $TMP_UDIR/gwenhywfar-*
             # circumvent binreloc bug, http://trac.autopackage.org/ticket/28
-            if [ "$AQBANKING3" != "yes" ]; then
+            if [ "$AQBANKING5" = "yes" ]; then
+                # Note: gwenhywfar-3.x and higher don't use openssl anymore.
                 ./configure ${HOST_XCOMPILE} \
-                    --with-openssl-includes=$_OPENSSL_UDIR/include \
+                    --with-libgcrypt-prefix=$_GNUTLS_UDIR \
                     --disable-binreloc \
-                    ssl_libraries="-L${_OPENSSL_UDIR}/lib" \
-                    ssl_lib="-leay32 -lssl32" \
                     --prefix=$_GWENHYWFAR_UDIR \
-                    CPPFLAGS="${REGEX_CPPFLAGS} ${GNOME_CPPFLAGS}" \
-                    LDFLAGS="${REGEX_LDFLAGS} ${GNOME_LDFLAGS} -lintl"
+                    --with-guis=gtk2 \
+                    CPPFLAGS="${REGEX_CPPFLAGS} ${GNOME_CPPFLAGS} ${GNUTLS_CPPFLAGS}" \
+                    LDFLAGS="${REGEX_LDFLAGS} ${GNOME_LDFLAGS} ${GNUTLS_LDFLAGS} -lintl"
             else
                 if [ -n "$GWENHYWFAR_PATCH" -a -f "$GWENHYWFAR_PATCH" ] ; then
                     patch -p1 < $GWENHYWFAR_PATCH
@@ -1080,10 +1080,11 @@ function inst_aqbanking() {
             else
                 XMLMERGE="${_GWENHYWFAR_UDIR}/bin/xmlmerge"
             fi
-            if test x$AQBANKING3 = xyes; then
+            if [ "$AQBANKING5" != "yes" ] ; then
                 _AQ_BACKENDS="aqhbci aqofxconnect"
             else
-                _AQ_BACKENDS="aqdtaus aqhbci aqofxconnect"
+                # FIXME: Maybe also aqpaypal?
+                _AQ_BACKENDS="aqhbci aqofxconnect"
             fi
             if test x$AQBANKING_WITH_QT = xyes; then
                 inst_qt4
@@ -1125,9 +1126,9 @@ function inst_aqbanking() {
             make install
         qpopd
         qpushd ${_AQBANKING_UDIR}/bin
-            if [ "$AQBANKING3" != "yes" ]; then
-                exetype aqbanking-tool.exe console
-                exetype aqhbci-tool.exe console
+            if [ "$AQBANKING5" = "yes" ]; then
+                exetype aqbanking-cli.exe console
+                exetype aqhbci-tool4.exe console
             else
                 exetype aqbanking-cli.exe console
                 exetype aqhbci-tool4.exe console
diff --git a/packaging/win32/install.sh b/packaging/win32/install.sh
index 53afa01661..279a7e6451 100644
--- a/packaging/win32/install.sh
+++ b/packaging/win32/install.sh
@@ -71,22 +71,15 @@ if [ "$CROSS_COMPILE" != "yes" ]; then
  add_step inst_mingwutils
 fi
 add_step inst_autotools
-if [ "$AQBANKING3" = "yes" ]; then
- add_step inst_gmp
-fi
+add_step inst_gmp
 add_step inst_guile
 if [ "$CROSS_COMPILE" != "yes" ]; then
  add_step inst_svn
- if [ "$AQBANKING3" != "yes" ]; then
-  add_step inst_openssl
- fi
 fi
 add_step inst_exetype
 add_step inst_libxslt
 add_step inst_gnome
-if [ "$AQBANKING3" = "yes" ]; then
- add_step inst_gnutls
-fi
+add_step inst_gnutls
 add_step inst_isocodes
 add_step inst_swig
 add_step inst_pcre