diff --git a/PlotsBase/ext/PGFPlotsXExt.jl b/PlotsBase/ext/PGFPlotsXExt.jl
index 9e3f03df9..242646bee 100644
--- a/PlotsBase/ext/PGFPlotsXExt.jl
+++ b/PlotsBase/ext/PGFPlotsXExt.jl
@@ -3,7 +3,6 @@ module PGFPlotsXExt
 import PlotsBase: PlotsBase, pgfx_sanitize_string
 import LaTeXStrings: LaTeXString
 import Printf: @sprintf
-import UUIDs: uuid4
 
 import RecipesPipeline
 import PlotUtils
@@ -465,8 +464,8 @@ function (pgfx_plot::PGFPlotsXPlot)(plt::Plot{PGFPlotsXBackend})
                 )
             end
             for (series_index, series) ∈ enumerate(series_list(sp))
-                # give each series a uuid for fillbetween
-                series_id = uuid4()
+                # give each series an id for fillbetween
+                series_id = maximum(values(_pgfplotsx_series_ids), init = 0) + 1
                 _pgfplotsx_series_ids[Symbol("$series_index")] = series_id
                 opt = series.plotattributes
                 st = series[:seriestype]