1 files changed, 2 insertions, 1 deletions

diff --git a/include/usage.h b/include/usage.h
index 367da1d3d..52af47e58 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2123,11 +2123,12 @@
        "$ killall apache\n"
 
 #define killall5_trivial_usage \
-       "[-l] [-SIG]"
+       "[-l] [-SIG] [-o PID]..."
 #define killall5_full_usage "\n\n" \
        "Send a signal (default is TERM) to all processes outside current session\n" \
      "\nOptions:" \
      "\n        -l      List all signal names and numbers" \
+     "\n        -o PID  Do not signal this PID" \
 /*   "\n        -s SIG  Yet another way of specifying SIG" */ \
 
 #define klogd_trivial_usage \