diff --git a/docs/parsers/who.md b/docs/parsers/who.md
index c2e674a0..8c2d7545 100644
--- a/docs/parsers/who.md
+++ b/docs/parsers/who.md
@@ -5,6 +5,8 @@ Usage:
 
     specify --who as the first argument if the piped input is coming from who
 
+    accepts any of the following who options (or no options): -aTH
+
 Compatibility:
 
     'linux', 'darwin', 'cygwin', 'aix', 'freebsd'
diff --git a/jc/parsers/who.py b/jc/parsers/who.py
index 63530399..9f753ede 100644
--- a/jc/parsers/who.py
+++ b/jc/parsers/who.py
@@ -4,6 +4,8 @@ Usage:
 
     specify --who as the first argument if the piped input is coming from who
 
+    accepts any of the following who options (or no options): -aTH
+
 Compatibility:
 
     'linux', 'darwin', 'cygwin', 'aix', 'freebsd'