diff --git a/src/mstructures.jl b/src/mstructures.jl
index c1cd0e9..1fab9d1 100644
--- a/src/mstructures.jl
+++ b/src/mstructures.jl
@@ -77,25 +77,6 @@ function MA.operate!(op::UnsafeAddMul, res, b, c, args::Vararg{Any, N}) where {N
     return res
 end
 
-_aggregate_constants(constant, non_constant) = (constant, non_constant)
-
-function _aggregate_constants(constant, non_constant, α, args::Vararg{Any,N}) where {N}
-    return _aggregate_constants(constant * α, non_constant, args...)
-end
-
-function _aggregate_constants(constant, non_constant, c::AbstractCoefficients, args::Vararg{Any,N}) where {N}
-    return _aggregate_constants(constant, (non_constant..., c), args...)
-end
-
-function MA.operate!(
-    op::UnsafeAddMul,
-    mc::AbstractCoefficients,
-    args::Vararg{Any,N},
-) where {N}
-    constant, non_constant = _aggregate_constants(One(), tuple(), args...)
-    return operate_with_constant!(op, mc, constant, non_constant...)
-end
-
 struct DiracMStructure{Op} <: MultiplicativeStructure
     op::Op
 end