diff --git a/src/clenshaw.jl b/src/clenshaw.jl
index 24647e9..f6f7e35 100644
--- a/src/clenshaw.jl
+++ b/src/clenshaw.jl
@@ -131,6 +131,10 @@ function _broadcasted_layout_broadcasted_mul(::Tuple{AbstractWeightLayout,Polyno
     a = (w .* Q) * (Q \ v)
     a .* P
 end
+_broadcasted_layout_broadcasted_mul(_, wv, P) = layout_broadcasted(nothing, *, wv, P) # default
+
+
+
 
 # constructor for Clenshaw
 function Clenshaw(a::AbstractQuasiVector, X::AbstractQuasiMatrix)
diff --git a/test/test_chebyshev.jl b/test/test_chebyshev.jl
index 7f94c6b..8dc11b6 100644
--- a/test/test_chebyshev.jl
+++ b/test/test_chebyshev.jl
@@ -587,6 +587,14 @@ import BandedMatrices: isbanded
         @test chebyshevt(ChebyshevInterval()) ≡ ChebyshevT()
         @test chebyshevu(ChebyshevInterval()) ≡ ChebyshevU()
     end
+
+    @testset "#256" begin
+        T = chebyshevt(0 .. 1)
+        s = axes(T, 1)
+        f = s .^ 2
+        op = 2 * f .* T
+        @test op[0.1,1:5] ≈ 2f[0.1] * T[0.1,1:5]
+    end
 end
 
 struct QuadraticMap{T} <: Map{T} end