diff --git a/packaging/win32/custom.sh b/packaging/win32/custom.sh
index 5c9c992c1d..fc1460f4a7 100644
--- a/packaging/win32/custom.sh
+++ b/packaging/win32/custom.sh
@@ -185,6 +185,9 @@ LIBOFX_PATCH=`pwd`/libofx-0.8.3-patch.diff
 GWENHYWFAR_URL="$SF_MIRROR/gwenhywfar/gwenhywfar-2.5.3.tar.gz"
 GWENHYWFAR_DIR=$GLOBAL_DIR\\gwenhywfar
 
+KTOBLZCHECK="$SF_MIRROR/ktoblzcheck/ktoblzcheck-1.12.tar.gz"
+# ktoblzcheck is being installed into GWENHYWFAR_DIR
+
 AQBANKING_URL="$SF_MIRROR/aqbanking/aqbanking-2.2.7.tar.gz"
 AQBANKING_DIR=$GLOBAL_DIR\\aqbanking
 ##
@@ -219,6 +222,7 @@ add_step inst_opensp
 add_step inst_libofx
 ## Online banking:
 add_step inst_gwenhywfar
+#add_step inst_ktoblzcheck
 add_step inst_aqbanking
 ##
 if test x$cross_compile != xyes ; then
diff --git a/packaging/win32/dist.sh b/packaging/win32/dist.sh
index dfbfb41313..4abd32517b 100644
--- a/packaging/win32/dist.sh
+++ b/packaging/win32/dist.sh
@@ -151,6 +151,12 @@ function dist_gwenhywfar() {
     cp -a ${_GWENHYWFAR_UDIR}/lib/gwenhywfar ${DIST_UDIR}/lib
 }
 
+function dist_ktoblzcheck() {
+    setup ktoblzcheck
+    # dll is already copied in dist_gwenhywfar
+    cp -a ${_GWENHYWFAR_UDIR}/share/ktoblzcheck ${DIST_UDIR}/share
+}
+
 function dist_aqbanking() {
     setup aqbanking
     cp -a ${_AQBANKING_UDIR}/bin/*.exe ${DIST_UDIR}/bin
diff --git a/packaging/win32/gnucash.iss.in b/packaging/win32/gnucash.iss.in
index f43f1fb9e1..4a8c5e842c 100644
--- a/packaging/win32/gnucash.iss.in
+++ b/packaging/win32/gnucash.iss.in
@@ -107,6 +107,12 @@ Root: HKCU; Subkey: "Software\AqHbci"; ValueType: none; Flags: uninsdeletekeyife
 Root: HKCU; Subkey: "Software\AqHbci\Paths"; ValueType: none; Flags: uninsdeletekeyifempty
 Root: HKCU; Subkey: "Software\AqHbci\Paths"; ValueType: string; ValueName: "xmldatadir"; ValueData: "{app}\share\aqhbci\xml"; Flags: uninsdeletevalue
 
+; And also a key for ktoblzcheck
+Root: HKCU; Subkey: "Software\Ktoblzcheck"; ValueType: none; Flags: uninsdeletekeyifempty
+Root: HKCU; Subkey: "Software\Ktoblzcheck\Paths"; ValueType: none; Flags: uninsdeletekeyifempty
+Root: HKCU; Subkey: "Software\Ktoblzcheck\Paths"; ValueType: string; ValueName: "datadir"; ValueData: "{app}\share\ktoblzcheck"
+
+
 ; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 ; Delete the created config script on uninstall
 ; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
diff --git a/packaging/win32/install.sh b/packaging/win32/install.sh
index 9557d96c55..537c0d824f 100644
--- a/packaging/win32/install.sh
+++ b/packaging/win32/install.sh
@@ -707,6 +707,27 @@ function inst_gwenhywfar() {
     ${PKG_CONFIG} --exists gwenhywfar || die "Gwenhywfar not installed correctly"
 }
 
+function inst_ktoblzcheck() {
+    setup Ktoblzcheck
+    # Out of convenience ktoblzcheck is being installed into
+    # GWENHYWFAR_DIR
+    if quiet ${PKG_CONFIG} --exists ktoblzcheck
+    then
+	echo "Ktoblzcheck already installed. Skipping."
+    else
+	wget_unpacked $KTOBLZCHECK_URL $DOWNLOAD_DIR $TMP_DIR
+	assert_one_dir $TMP_UDIR/ktoblzcheck-*
+	qpushd $TMP_UDIR/ktoblzcheck-*
+	    ./configure \
+	        --prefix=$_GWENHYWFAR_UDIR
+	    make
+	    make check
+	    make install
+	qpopd
+    fi
+    ${PKG_CONFIG} --exists ktoblzcheck || die "Ktoblzcheck not installed correctly"
+}
+
 function inst_qt4() {
     # This section is not a full install, but the .la creation is
     # already useful in itself and that's why it has already been