diff --git a/docs/reference/apex.rst b/docs/reference/apex.rst
index fc3ed8f0233d80424a73a8827b70ac813a4058e3..2420e2cddfaa7655925b52031fd92f9047bc59d1 100644
--- a/docs/reference/apex.rst
+++ b/docs/reference/apex.rst
@@ -7,3 +7,12 @@ apex
 
 .. automodule:: apex
     :members:
+    :undoc-members:
+
+.. automodule:: apex.aprs
+    :members:
+    :undoc-members:
+
+.. automodule:: apex.kiss
+    :members:
+    :undoc-members: