diff --git a/src/Flux.jl b/src/Flux.jl
index c48d4855..3904f52f 100644
--- a/src/Flux.jl
+++ b/src/Flux.jl
@@ -12,8 +12,6 @@ abstract Activation <: Model
 back!(m::Model, ∇) = error("Backprop not implemented for $(typeof(m))")
 update!(m::Model, η) = m
 
-include("capacitor.jl")
-
 include("compiler/diff.jl")
 include("compiler/code.jl")
 
diff --git a/src/capacitor.jl b/src/capacitor.jl
deleted file mode 100644
index 43204f27..00000000
--- a/src/capacitor.jl
+++ /dev/null
@@ -1,8 +0,0 @@
-type Capacitor{T}
-  Δs::Vector{T}
-end
-
-type Patch{T}
-  η::Float32
-  Δs::Capacitor{T}
-end