diff --git a/src/backends/pgfplotsx.jl b/src/backends/pgfplotsx.jl
index ecf0833a..c2b1ef51 100644
--- a/src/backends/pgfplotsx.jl
+++ b/src/backends/pgfplotsx.jl
@@ -233,10 +233,7 @@ end
     # function args
     args = if st == :contour
         opt[:x], opt[:y], opt[:z].surf'
-    elseif st == :heatmap || st == :surface
-        @show opt[:x]
-        @show opt[:y]
-        @show opt[:z]
+    elseif st in (:heatmap, :surface, :wireframe)
         surface_to_vecs(opt[:x], opt[:y], opt[:z])
     elseif is3d(st)
         opt[:x], opt[:y], opt[:z]
@@ -313,7 +310,9 @@ function pgfx_series_coordinates!(st_val::Val{:volume}, segment_opt, opt, args)
     return PGFPlotsX.Coordinates(args...)
 end
 function pgfx_series_coordinates!(st_val::Val{:wireframe}, segment_opt, opt, args)
-    push!( segment_opt, "mesh" => nothing )
+    push!( segment_opt, "mesh" => nothing,
+        "mesh/rows" => length(opt[:x])
+    )
     return PGFPlotsX.Coordinates(args...)
 end
 function pgfx_series_coordinates!(st_val::Val{:shape}, segment_opt, opt, args)
diff --git a/test/test_pgfplotsx.jl b/test/test_pgfplotsx.jl
index b8f6b146..70f51a72 100644
--- a/test/test_pgfplotsx.jl
+++ b/test/test_pgfplotsx.jl
@@ -76,7 +76,7 @@ end
         histogram2d(randn(10000), randn(10000), nbins=20)
         # TODO: should work, when heatmaps works?
      end # testset
-     @testset "Heatmap" begin
+     @testset "Heatmap-like" begin
         xs = [string("x", i) for i = 1:10]
         ys = [string("y", i) for i = 1:4]
         z = float((1:4) * reshape(1:10, 1, :))
@@ -86,6 +86,9 @@ end
            @test Plots.pgfx_axes(pgfx_plot.o)[1]["colorbar"] === nothing
            @test Plots.pgfx_axes(pgfx_plot.o)[1]["colormap name"] == "plots1"
         end
+
+        pgfx_plot = wireframe(xs, ys, z, aspect_ratio=1)
+        # TODO: clims are wrong
      end # testset
      @testset "Contours" begin
         x = 1:0.5:20