diff --git a/lisp/tramp-adb.el b/lisp/tramp-adb.el
index f2c50983..a0377634 100644
--- a/lisp/tramp-adb.el
+++ b/lisp/tramp-adb.el
@@ -348,7 +348,9 @@ arguments to pass to the OPERATION."
       "ls -1 --time-style=long-iso")
      ;; Can't disable coloring explicitly for toybox ls command.  We
      ;; also must force "ls" to print just one column.
-     ((tramp-adb-send-command-and-check vec "toybox") "ls -1")
+     ((tramp-adb-send-command-and-check
+       vec (concat "ls -1 " (tramp-get-remote-null-device vec)))
+      "ls -1")
      ;; On CyanogenMod based system BusyBox is used and "ls" output
      ;; coloring is enabled by default.  So we try to disable it when
      ;; possible.