diff --git a/docs_sphinx/api/index.rst b/docs_sphinx/api/index.rst
index a4cc2476e38e199b0509f1df55f2f8d7bedbb5d7..f6492835c6bae00140b15139e409ad249b8b8e08 100644
--- a/docs_sphinx/api/index.rst
+++ b/docs_sphinx/api/index.rst
@@ -11,6 +11,7 @@ API
     port.rst
     process.rst
     schedule.rst
+    sfg_generator.rst
     signal.rst
     signal_flow_graph.rst
     simulation.rst