diff --git a/private-build-plans.toml b/private-build-plans.toml
new file mode 100644
index 0000000..f16edcf
--- /dev/null
+++ b/private-build-plans.toml
@@ -0,0 +1,21 @@
+[buildPlans.iosevka-custom]
+family = "Iosevka Custom"
+spacing = "term"
+serifs = "sans"
+no-cv-ss = true
+
+[buildPlans.iosevka-custom.variants.design]
+f = "flat-hook"
+i = "serifed-flat-tailed"
+l = "serifed-flat-tailed"
+r = "hookless"
+t = "flat-hook"
+x = "straight-serifless"
+y = "straight-turn"
+one = "base"
+underscore = "above-baseline"
+at = "fourfold"
+dollar = "through"
+percent = "rings-continuous-slash"
+bar = "force-upright"
+diacritic-dot = "round"