diff --git a/DOCS/man/af.rst b/DOCS/man/af.rst
index f839770247..1ff5859d70 100644
--- a/DOCS/man/af.rst
+++ b/DOCS/man/af.rst
@@ -11,6 +11,10 @@ syntax is:
 
     To get a full list of available audio filters, see ``--af=help``.
 
+    Also, keep in mind that most actual filters are available via the ``lavfi``
+    wrapper, which gives you access to most of libavfilter's filters. This
+    includes all filters that have been ported from MPlayer to libavfilter.
+
 You can also set defaults for each filter. The defaults are applied before the
 normal filter parameters.
 
diff --git a/DOCS/man/vf.rst b/DOCS/man/vf.rst
index 2bc4391448..f4453cb729 100644
--- a/DOCS/man/vf.rst
+++ b/DOCS/man/vf.rst
@@ -17,6 +17,10 @@ normal filter parameters.
 
     To get a full list of available video filters, see ``--vf=help``.
 
+    Also, keep in mind that most actual filters are available via the ``lavfi``
+    wrapper, which gives you access to most of libavfilter's filters. This
+    includes all filters that have been ported from MPlayer to libavfilter.
+
 Video filters are managed in lists. There are a few commands to manage the
 filter list.