diff --git a/PlotsBase/src/Commons/attrs.jl b/PlotsBase/src/Commons/attrs.jl
index 48da09c12..ded55b6fe 100644
--- a/PlotsBase/src/Commons/attrs.jl
+++ b/PlotsBase/src/Commons/attrs.jl
@@ -323,7 +323,7 @@ const _bar_width = 0.8
 # -----------------------------------------------------------------------------
 
 const _series_defaults = KW(
-    :label              => :auto,
+    :label              => :none,
     :colorbar_entry     => true,
     :seriescolor        => :auto,
     :seriesalpha        => nothing,
diff --git a/PlotsBase/test/test_args.jl b/PlotsBase/test/test_args.jl
index 99c52997e..f15634fdf 100644
--- a/PlotsBase/test/test_args.jl
+++ b/PlotsBase/test/test_args.jl
@@ -33,12 +33,12 @@ end
 end
 
 @testset "Series Attributes" begin
-    pl = plot([[1, 2, 3], [2, 3, 4]], lw = 5)
-    @test hline!(deepcopy(pl), [1.75])[1].series_list[3][:label] ==
-          hline!(deepcopy(pl), [1.75], z_order = :front)[1].series_list[3][:label] ==
+    pl = plot([[1, 2, 3], [2, 3, 4]], lw = 5, label=:auto)
+    @test hline!(deepcopy(pl), [1.75], label=:auto)[1].series_list[3][:label] ==
+          hline!(deepcopy(pl), [1.75], z_order = :front, label=:auto)[1].series_list[3][:label] ==
           "y3"
-    @test hline!(deepcopy(pl), [1.75], z_order = :back)[1].series_list[1][:label] == "y3"
-    @test hline!(deepcopy(pl), [1.75], z_order = 2)[1].series_list[2][:label] == "y3"
+    @test hline!(deepcopy(pl), [1.75], z_order = :back, label=:auto)[1].series_list[1][:label] == "y3"
+    @test hline!(deepcopy(pl), [1.75], z_order = 2, label=:auto)[1].series_list[2][:label] == "y3"
     sp = pl[1]
     @test isempty(sp[1][:extra_kwargs])
     @test sp[2][:series_index] == 2
diff --git a/PlotsBase/test/test_misc.jl b/PlotsBase/test/test_misc.jl
index 06f594cef..f63fb7e03 100644
--- a/PlotsBase/test/test_misc.jl
+++ b/PlotsBase/test/test_misc.jl
@@ -336,7 +336,7 @@ with(:gr) do
         @test plot([0:1 reverse(0:1)]; labels = ["a" "b"], leg = (0.5, :inner)) isa
               PlotsBase.Plot
         @test_logs (:warn, r"n° of legend_column.*") png(
-            plot(1:2, legend_columns = 10),
+            plot(1:2, legend_columns = 10, label=:auto),
             tempname(),
         )
     end
diff --git a/PlotsBase/test/test_pgfplotsx.jl b/PlotsBase/test/test_pgfplotsx.jl
index af51bde12..552d428d5 100644
--- a/PlotsBase/test/test_pgfplotsx.jl
+++ b/PlotsBase/test/test_pgfplotsx.jl
@@ -28,7 +28,7 @@ with(:pgfplotsx) do
 
     @testset "Legends" begin
         pl = plot(rand(5, 2), lab = ["1" ""], arrow = true)
-        scatter!(pl, rand(5))
+        scatter!(pl, rand(5), label=:auto)
         axis_contents = first(get_pgf_axes(pl)).contents
         leg_entries = filter(x -> x isa PGFPlotsX.LegendEntry, axis_contents)
         series = filter(x -> x isa PGFPlotsX.Plot, axis_contents)
@@ -93,8 +93,8 @@ with(:pgfplotsx) do
     end
 
     @testset "Plot in pieces" begin
-        pl = plot(rand(100) / 3, reg = true, fill = (0, :green))
-        scatter!(pl, rand(100), markersize = 6, c = :orange)
+        pl = plot(rand(100) / 3, reg = true, fill = (0, :green), label=:auto)
+        scatter!(pl, rand(100), markersize = 6, c = :orange, label=:auto)
         axis_contents = first(get_pgf_axes(pl)).contents
         leg_entries = filter(x -> x isa PGFPlotsX.LegendEntry, axis_contents)
         series = filter(x -> x isa PGFPlotsX.Plot, axis_contents)