1 files changed, 2 insertions, 1 deletions

diff --git a/include/usage.h b/include/usage.h
index e7de6f53f..98a9f32cd 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -343,7 +343,7 @@
         "$ dpkg-deb -X ./busybox_0.48-1_i386.deb /tmp\n"
 
 #define du_trivial_usage \
-        "[-ls" USAGE_HUMAN_READABLE("hm") USAGE_NOT_HUMAN_READABLE("") "k] [FILE]..."
+        "[-lsx" USAGE_HUMAN_READABLE("hm") USAGE_NOT_HUMAN_READABLE("") "k] [FILE]..."
 #define du_full_usage \
         "Summarizes disk space used for each FILE and/or directory.\n" \
         "Disk space is printed in units of 1024 bytes.\n\n" \
@@ -353,6 +353,7 @@
         USAGE_HUMAN_READABLE( \
         "\n\t-h\tprint sizes in human readable format (e.g., 1K 243M 2G )\n" \
         "\t-m\tprint sizes in megabytes\n" \
+        "\t-x\tskip directories on different filesystems\n" \
         "\t-k\tprint sizes in kilobytes(default)") USAGE_NOT_HUMAN_READABLE( \
         "\n\t-k\tprint sizes in kilobytes(compatibility)")
 #define du_example_usage \