diff --git a/src/BasicElements.jl b/src/BasicElements.jl
index 53894fd..0c8ac33 100644
--- a/src/BasicElements.jl
+++ b/src/BasicElements.jl
@@ -161,9 +161,8 @@ Thev alue of the Udof is applied as a load to a Xdof on the same node.
 - `Xfield::Symbol`.
 - `Ufield::Symbol`.
 - `cost::Function`, where 
-    `cost(x::ℝ,t::ℝ[,costargs...]) → ℝ` if `class` is `:X` or `:U`, and 
-    `cost(x::ℝ,    [,costargs...]) → ℝ` if `class` is `:A`.
-- `costargs::NTuple`
+    `cost(u::ℝ,t::ℝ[,costargs...]) → ℝ` 
+- `[costargs::NTuple]`
 
 # Requestable internal variables
 - `cost`, the value of the cost.