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-rw-r--r--funcs/func_callerid.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/funcs/func_callerid.c b/funcs/func_callerid.c
index bb631fe4e..f00bee84c 100644
--- a/funcs/func_callerid.c
+++ b/funcs/func_callerid.c
@@ -120,7 +120,8 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
</enumlist>
</parameter>
<parameter name="CID">
- <para>Optional Caller*ID</para>
+ <para>Optional Caller*ID to parse instead of using the Caller*ID from the
+ channel. This paramater is only optional when reading the Caller*ID.</para>
</parameter>
</syntax>
<description>