diff --git a/hierarc/LensPosterior/kin_constraints_composite.py b/hierarc/LensPosterior/kin_constraints_composite.py
index 6244e4a..b8b009d 100644
--- a/hierarc/LensPosterior/kin_constraints_composite.py
+++ b/hierarc/LensPosterior/kin_constraints_composite.py
@@ -80,7 +80,7 @@ def __init__(
             line-of-sight velocity dispersion
         :param anisotropy_model: type of stellar anisotropy model. See details in
             MamonLokasAnisotropy() class of lenstronomy.GalKin.anisotropy
-        :param gamma_in_prior_mean: inner power-law slope of the NFW profile, if available
+        :param gamma_in_prior_mean: prior mean for inner power-law slope of the NFW profile, if available
         :param gamma_in_prior_std: 1-sigma error gamma_in
         :param kwargs_lens_light: keyword argument list of lens light model (optional)
         :param kwargs_mge_light: keyword arguments that go into the MGE decomposition