diff --git a/gnu/build/linux-boot.scm b/gnu/build/linux-boot.scm
index a58232c81510481502b550e93ec0953da2f90b02..001c52fa3df4607b1e3ffc37d8d8549428191855 100644
--- a/gnu/build/linux-boot.scm
+++ b/gnu/build/linux-boot.scm
@@ -93,7 +93,7 @@ (define* (make-disk-device-nodes base major #:optional (minor 0))
 with the given MAJOR number, starting with MINOR."
   (mknod base 'block-special #o644 (device-number major minor))
   (let loop ((i 1))
-    (when (< i 6)
+    (when (< i 16)
       (mknod (string-append base (number->string i))
              'block-special #o644 (device-number major (+ minor i)))
       (loop (+ i 1)))))