diff --git a/src/tracker/lib/array.jl b/src/tracker/lib/array.jl
index f2e73712..4abd6e03 100644
--- a/src/tracker/lib/array.jl
+++ b/src/tracker/lib/array.jl
@@ -384,7 +384,7 @@ conv(x::TrackedArray,  w::AbstractArray; kw...) = track(conv, x, w; kw...)
   conv(data(x), data(w); kw...),
     Δ -> nobacksies(:conv,
       (NNlib.∇conv_data(data.((Δ, w))...; size=size(x), kw...),
-       NNlib.∇conv_filter(data.((Δ, x))..., size(w); kw...)))
+       NNlib.∇conv_filter(data.((Δ, x))...; size=size(w), kw...)))
 
 ∇conv_data(x::TrackedArray,  w::TrackedArray;  kw...) = track(∇conv_data, x, w; kw...)
 ∇conv_data(x::AbstractArray, w::TrackedArray;  kw...) = track(∇conv_data, x, w; kw...)
@@ -394,7 +394,7 @@ conv(x::TrackedArray,  w::AbstractArray; kw...) = track(conv, x, w; kw...)
   ∇conv_data(data(x), data(w); kw...),
     Δ -> nobacksies(:conv,
       (NNlib.conv(data.((Δ, w))...; size=size(x), kw...),
-       NNlib.∇conv_filter(data.((x, Δ))..., size(w); kw...)))
+       NNlib.∇conv_filter(data.((x, Δ))...; size=size(w), kw...)))
 
 maxpool(x::TrackedArray, k; kw...) = track(maxpool, x, k; kw...)