diff --git a/private-build-plans.sample.toml b/private-build-plans.sample.toml
index d66785339..f5bfeb0e4 100644
--- a/private-build-plans.sample.toml
+++ b/private-build-plans.sample.toml
@@ -7,7 +7,7 @@ hintParams = ["-a", "sss"]                          # Optional custom parameters
 # Override default building weights
 # When buildPlans.<plan name>.weights is absent
 # All weights would built and mapped to default shape/CSS
-# IMPORTANT : Currently "menu" property only support 100, 200, 300, 400, 450, 500, 600, 700, 800, 900.
+# IMPORTANT : Currently "menu" and "css" property only support numbers between 0 and 1000.
 #              and "shape" properly only supports number between 100 and 900 (inclusive).
 [buildPlans.iosevka-custom.weights.regular]
 shape = 400  # Weight for glyph shapes
diff --git a/verdafile.js b/verdafile.js
index 62cc67b5d..34765dab6 100644
--- a/verdafile.js
+++ b/verdafile.js
@@ -137,7 +137,7 @@ function vlShapeWeight(x) {
 	return x >= 100 && x <= 900;
 }
 function vlCssWeight(x) {
-	return x >= 0 && x <= 1000;
+	return x > 0 && x < 1000;
 }
 function vlMenuWeight(x) {
 	return vlCssWeight(x);