diff --git a/docs/reference/plugins/Makefile.am b/docs/reference/plugins/Makefile.am
index 90595ff947..8f10c708b0 100644
--- a/docs/reference/plugins/Makefile.am
+++ b/docs/reference/plugins/Makefile.am
@@ -18,7 +18,7 @@ DOC_MAIN_SGML_FILE = $(DOC_MODULE)-docs.xml
 # gtk-doc will search all .c & .h files beneath here for inline comments
 # documenting the functions and macros.
 # e.g. DOC_SOURCE_DIR=../../../gtk
-DOC_SOURCE_DIR = $(top_srcdir)/sys
+DOC_SOURCE_DIR = $(top_srcdir)/gst
 
 # Extra options to pass to gtkdoc-scangobj. Not normally needed.
 SCANGOBJ_OPTIONS = --type-init-func="gst_init(NULL, NULL)"