--- a/inst/bin_values.m
+++ b/inst/bin_values.m
@@ -31,7 +31,7 @@
 ##
 ## Outputs:@*
 ## @var{x_bin}, @var{y_bin}: Mean values by bin (ordered by increasing @var{x}) @*
-## @var{w_bin}: Weights (inverse standard error of @var{y_bin}; note: will be infinite where @var{n_bin} = 1)@*
+## @var{w_bin}: Weights (inverse standard error of each element in @var{y_bin}; note: will be infinite where @var{n_bin} = 1)@*
 ## @var{n_bin}: Number of elements of @var{x} per bin
 ## @end deftypefn
 ## @seealso{csaps, dedup}