diff --git a/build-plans.toml b/build-plans.toml
index 5ef7e3c04..8b86dff4f 100644
--- a/build-plans.toml
+++ b/build-plans.toml
@@ -709,6 +709,8 @@ cyrl-ef = "split-serifless"
 cyrl-yeri = "corner"
 cyrl-yery = "corner"
 four = "closed-serifless"
+six = "closed-contour"
+nine = "closed-contour"
 at = "fourfold"
 percent = "rings-continuous-slash"
 micro-sign = "toothed-serifless"
@@ -742,6 +744,8 @@ cyrl-ef = "split-serifless"
 cyrl-yeri = "corner"
 cyrl-yery = "corner"
 four = "closed-serifless"
+six = "closed-contour"
+nine = "closed-contour"
 at = "fourfold"
 percent = "rings-continuous-slash"
 micro-sign = "toothed-serifless"
@@ -777,6 +781,8 @@ lower-iota = "serifed-flat-tailed"
 lower-tau = "short-tailed"
 cyrl-ef = "split-serifed"
 four = "closed-serifed"
+six = "closed-contour"
+nine = "closed-contour"
 at = "fourfold"
 percent = "rings-continuous-slash"
 
diff --git a/changes/30.3.1.md b/changes/30.3.1.md
index 0fd713bac..4d1bd80c0 100644
--- a/changes/30.3.1.md
+++ b/changes/30.3.1.md
@@ -2,3 +2,4 @@
 * Add square-dotted variant for brailles (#2388).
 * Fix leaning mark anchors for `U+0195`, `U+019E`, `U+01A6`, and `U+0220`.
 * Optimize glyph shape for `U+01A6`.
+* Make Aile and Etoile use {`six`|`nine`}.`closed-contour` by default.