diff --git a/docs/api.rst b/docs/api.rst
index dc853f7e9b..85eae4b4be 100644
--- a/docs/api.rst
+++ b/docs/api.rst
@@ -6,6 +6,7 @@ Information on specific functions, classes, and methods.
 .. toctree::
    :glob:
 
+   api/sdcflows.fieldmaps
    api/sdcflows.interfaces
    api/sdcflows.models
    api/sdcflows.viz