1 files changed, 1 insertions, 1 deletions

diff --git a/include/usage.h b/include/usage.h
index c8984e99b..0ac0284ce 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2743,7 +2743,7 @@
         USAGE_SORT_BIG("\t-s\tstable (don't sort ties alphabetically)\n") \
         "\t-u\tsuppress duplicate lines" \
         USAGE_SORT_BIG("\n\t-z\tinput terminated by nulls, not newlines\n") \
-        USAGE_SORT_BIG("\t-mST\tignored for GNU compatability") \
+        USAGE_SORT_BIG("\t-mST\tignored for GNU compatibility") \
         ""
 #define sort_example_usage \
         "$ echo -e \"e\\nf\\nb\\nd\\nc\\na\" | sort\n" \