diff --git a/src/fields.jl b/src/fields.jl
index df67d90..45c40d5 100644
--- a/src/fields.jl
+++ b/src/fields.jl
@@ -38,10 +38,6 @@ function getindex{T}(increment::Increment{Vector{T}}, i::Int64)
     return increment.data[i]
 end
 
-function Base.:*(d, increment::Increment)
-    return d*increment.data
-end
-
 ### Basic data structure for continuous field
 
 type Basis