diff --git a/MaterialLib/PorousMedium/Permeability/Permeability.h b/MaterialLib/PorousMedium/Permeability/Permeability.h
index a7c2bcbaf6ff879e68becd5615b83f62f33fecb4..dbc9886dcc5c81b565c4b0d0c1b7b3f82df20337 100644
--- a/MaterialLib/PorousMedium/Permeability/Permeability.h
+++ b/MaterialLib/PorousMedium/Permeability/Permeability.h
@@ -42,7 +42,7 @@ public:
     virtual ~Permeability() = default;
 
     /**
-     *  Get property value.
+     *  Get the intrinsic permeability tensor.
      *  @param t point in time
      *  @param pos spatial position
      *  @param variable    A variable with any double type value.