diff --git a/reference/curl/functions/curl-getinfo.xml b/reference/curl/functions/curl-getinfo.xml
index 1313a5c7b6..fffb0a1e1f 100644
--- a/reference/curl/functions/curl-getinfo.xml
+++ b/reference/curl/functions/curl-getinfo.xml
@@ -41,7 +41,7 @@
         </listitem>
         <listitem>
          <simpara>
-          <constant>CURLINFO_FILETIME</constant> - Remote time of the retrieved document, if -1 is returned the time of the document is unknown
+          <constant>CURLINFO_FILETIME</constant> - Remote time of the retrieved document, with the <constant>CURLOPT_FILETIME</constant> enabled; if -1 is returned the time of the document is unknown
          </simpara>
         </listitem>
         <listitem>