diff --git a/debian/changelog b/debian/changelog
index dddb5ca9..1186d162 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+livecd-rootfs (2.664.27) UNRELEASED; urgency=medium
+
+  * And whoops, we missed adding ARCH in the SUBARCH ubuntu-image handling for
+    intel-iot.
+
+ -- Łukasz 'sil2100' Zemczak <lukasz.zemczak@ubuntu.com>  Wed, 04 Aug 2021 17:32:37 +0200
+
 livecd-rootfs (2.664.26) focal; urgency=medium
 
   * Revert previous change of fixing /dev sharing - this causes weird
diff --git a/live-build/auto/config b/live-build/auto/config
index 06439113..fa655830 100755
--- a/live-build/auto/config
+++ b/live-build/auto/config
@@ -320,7 +320,7 @@ case $IMAGEFORMAT in
 	ubuntu-image)
 		UBUNTU_IMAGE_ARGS=""
 		case "$ARCH+${SUBARCH:-}" in
-			intel-iot)
+			amd64+intel-iot)
 				MODEL=intel-iot ;;
 			amd64+*)
 				MODEL=pc-amd64 ;;