diff --git a/docs/source/pythonapi/data.rst b/docs/source/pythonapi/data.rst
index 95fdfeca9..471be43d8 100644
--- a/docs/source/pythonapi/data.rst
+++ b/docs/source/pythonapi/data.rst
@@ -24,6 +24,7 @@ and product yields.
     FissionProductYields
     WindowedMultipole
     ProbabilityTables
+    AtomicRepresentation
 
 The following classes are used for storing atomic data (incident photon cross
 sections, atomic relaxation):
@@ -68,6 +69,7 @@ Core Functions
     thin
     water_density
     zam
+    return_kalbach_slope
 
 One-dimensional Functions
 -------------------------