diff --git a/plot/pcbway/ulx3s-bottom.pos b/plot/pcbway/ulx3s-bottom.txt
similarity index 100%
rename from plot/pcbway/ulx3s-bottom.pos
rename to plot/pcbway/ulx3s-bottom.txt
diff --git a/plot/pcbway/ulx3s-top.pos b/plot/pcbway/ulx3s-top.txt
similarity index 100%
rename from plot/pcbway/ulx3s-top.pos
rename to plot/pcbway/ulx3s-top.txt