diff --git a/scripts/gen-dtb-s b/scripts/gen-dtb-s
index 434612f..a920495 100755
--- a/scripts/gen-dtb-s
+++ b/scripts/gen-dtb-s
@@ -36,7 +36,7 @@
 	if [ "$model" != "notfound" ]; then
 		modellen=$($FDTGET -t s "$dtb" / model | wc -c)
 		le32 0x640c8004
-		le32 $compatlen
+		le32 $modellen
 		echo ".byte " $model
 		echo ".balign 4"
 	fi