diff --git a/doc/src/Intro_features.rst b/doc/src/Intro_features.rst
index f7b4dd319b..98e9d981ed 100644
--- a/doc/src/Intro_features.rst
+++ b/doc/src/Intro_features.rst
@@ -29,7 +29,7 @@ General features
 * spatial decomposition of simulation domain for MPI parallelism
 * particle decomposition inside spatial decomposition for OpenMP and GPU parallelism
 * GPLv2 licensed open-source distribution
-* highly portable C++-11
+* highly portable C++-11 (optional packages may require C++17)
 * modular code with most functionality in optional packages
 * only depends on MPI library for basic parallel functionality, MPI stub for serial compilation
 * other libraries are optional and only required for specific packages
@@ -81,7 +81,7 @@ commands)
 * pairwise potentials: Lennard-Jones, Buckingham, Morse, Born-Mayer-Huggins, Yukawa, soft, Class II (COMPASS), hydrogen bond, harmonic, gaussian, tabulated, scripted
 * charged pairwise potentials: Coulombic, point-dipole
 * many-body potentials: EAM, Finnis/Sinclair, MEAM, MEAM+SW, EIM, EDIP, ADP, Stillinger-Weber, Tersoff, REBO, AIREBO, ReaxFF, COMB, Streitz-Mintmire, 3-body polymorphic, BOP, Vashishta
-* machine learning potentials: ACE, AGNI, GAP, Behler-Parrinello (N2P2), POD, RANN
+* machine learning potentials: ACE, AGNI, GAP, Behler-Parrinello (N2P2), POD, RANN, SNAP
 * interfaces to ML potentials distributed by external groups: ANI, ChIMES, DeepPot, HIPNN, MTP
 * long-range interactions for charge, point-dipoles, and LJ dispersion:  Ewald, Wolf, PPPM (similar to particle-mesh Ewald), MSM, ScaFaCoS
 * polarization models: :doc:`QEq <fix_qeq>`, :doc:`core/shell model <Howto_coreshell>`, :doc:`Drude dipole model <Howto_drude>`