diff --git a/flash/emerald/config.mk b/flash/emerald/config.mk
new file mode 100644
index 0000000000000000000000000000000000000000..e870d93bdb0234e6c4196f79b345d71ee4244f89
--- /dev/null
+++ b/flash/emerald/config.mk
@@ -0,0 +1,7 @@
+HLOS_IMAGES_TARGET := boot.img \
+    dtbo.img \
+    vbmeta_system.img \
+    vbmeta_vendor.img \
+    vbmeta.img \
+    super.img \
+    userdata.img
diff --git a/flash/zirconia/config.mk b/flash/zirconia/config.mk
new file mode 100644
index 0000000000000000000000000000000000000000..a2114f8822ce1a638a666e46787b55ac006dafc4
--- /dev/null
+++ b/flash/zirconia/config.mk
@@ -0,0 +1,10 @@
+HLOS_IMAGES_TARGET := boot.img \
+    cache.img \
+    recovery.img \
+    dtbo.img \
+    vbmeta_system.img \
+    vbmeta_vendor.img \
+    vbmeta.img \
+    super.img \
+    userdata.img
+