diff --git a/meta-digi-dey/recipes-support/swupdate/swupdate/defconfig b/meta-digi-dey/recipes-support/swupdate/swupdate/defconfig
index 009cfaf4c..9a5ab2f92 100644
--- a/meta-digi-dey/recipes-support/swupdate/swupdate/defconfig
+++ b/meta-digi-dey/recipes-support/swupdate/swupdate/defconfig
@@ -35,7 +35,7 @@ CONFIG_EXTRA_LDLIBS=""
 # CONFIG_WERROR is not set
 # CONFIG_NOCLEANUP is not set
 # CONFIG_DOWNLOAD is not set
-# CONFIG_HASH_VERIFY is not set
+CONFIG_HASH_VERIFY=y
 # CONFIG_SIGNED_IMAGES is not set
 # CONFIG_ENCRYPTED_IMAGES is not set
 # CONFIG_SURICATTA is not set
diff --git a/meta-digi-dey/recipes-support/swupdate/swupdate_2017.01.bbappend b/meta-digi-dey/recipes-support/swupdate/swupdate_2017.01.bbappend
index e5fae592d..b3af46683 100644
--- a/meta-digi-dey/recipes-support/swupdate/swupdate_2017.01.bbappend
+++ b/meta-digi-dey/recipes-support/swupdate/swupdate_2017.01.bbappend
@@ -2,6 +2,15 @@
 
 FILESEXTRAPATHS_prepend := "${THISDIR}/${BPN}:"
 
+do_configure_append() {
+	# If Trustfence is enabled, enable the signing support in the
+	# '.config' file.
+	if [ "${TRUSTFENCE_SIGN}" = "1" ]; then
+		echo "CONFIG_SIGNED_IMAGES=y" >> ${S}/.config
+		cml1_do_configure
+	fi
+}
+
 do_install_append() {
 	# Copy the 'progress' binary.
 	install -d ${D}${bindir}/