diff --git a/doc/api.rst b/doc/api.rst
index 5f239f5..6f11132 100644
--- a/doc/api.rst
+++ b/doc/api.rst
@@ -16,5 +16,6 @@ petab-select Python API
    petab_select.model_space
    petab_select.model_subspace
    petab_select.petab
+   petab_select.plot
    petab_select.problem
    petab_select.ui