diff --git a/src/dspbase.jl b/src/dspbase.jl
index 6e6282fa9..1dd4bc071 100644
--- a/src/dspbase.jl
+++ b/src/dspbase.jl
@@ -710,7 +710,7 @@ function _conv_sz(A, S)
     outsize = .+(S...) .- (length(S) - 1)
     out = _conv_similar(A, outsize)
     _conv!(out, A, S, outsize)
-
+end
 
 
 # May switch argument order
@@ -724,6 +724,7 @@ with arbitrary indexing offsets, but their axes must be a `UnitRange`.
 """
 function _conv(A::AbstractArray...)
     maxnd = max([ndims(a) for a in A]...)
+    error()
     return conv([cat(a, dims=maxnd) for a in A]...)
 end