diff --git a/private-build-plans.toml b/private-build-plans.toml
index fa364e3..2bec681 100644
--- a/private-build-plans.toml
+++ b/private-build-plans.toml
@@ -183,6 +183,19 @@ ligations.inherits = "buildPlans.Zenbones-Mono"
     x = "straight-serifless"
     y = "straight-serifless"
     z = "straight-serifless"
+    capital-delta = "straight"
+    lower-delta = "flat-top"
+    capital-lambda = "straight-serifless"
+    lower-lambda = "straight-turn"
+    lower-chi = "straight-serifless"
+    cyrl-capital-zhe = "symmetric-connected"
+    cyrl-zhe = "symmetric-connected"
+    cyrl-capital-ka = "symmetric-connected-serifless"
+    cyrl-ka = "symmetric-connected-serifless"
+    cyrl-capital-u = "straight-serifless"
+    cyrl-u = "straight-serifless"
+    cyrl-capital-ya = "straight-serifless"
+    cyrl-ya = "straight-serifless"
 
     [buildPlans.Zenbones-Brainy.variants.italic]
     i = "serifed"
@@ -276,7 +289,6 @@ weights.inherits = "buildPlans.Zenbones-Mono"
     capital-x = "straight-serifless"
     capital-y = "straight-serifless"
     capital-z = "straight-serifless"
-    f = "flat-hook-serifless"
     i = "flat-tailed"
     j = "flat-hook-serifless"
     k = "straight-serifless"
@@ -286,10 +298,22 @@ weights.inherits = "buildPlans.Zenbones-Mono"
     x = "straight-serifless"
     y = "straight-serifless"
     z = "straight-serifless"
+    capital-delta = "straight"
+    lower-delta = "flat-top"
+    capital-lambda = "straight-serifless"
+    lower-lambda = "straight-turn"
+    lower-chi = "straight-serifless"
+    cyrl-capital-zhe = "symmetric-connected"
+    cyrl-zhe = "symmetric-connected"
+    cyrl-capital-ka = "symmetric-connected-serifless"
+    cyrl-ka = "symmetric-connected-serifless"
+    cyrl-capital-u = "straight-serifless"
+    cyrl-u = "straight-serifless"
+    cyrl-capital-ya = "straight-serifless"
+    cyrl-ya = "straight-serifless"
     tittle = "round"
     diacritic-dot = "round"
     punctuation-dot = "round"
 
     [buildPlans.Zenbones-Prose.variants.italic]
-    f = "flat-hook-tailed"
     y = "cursive-serifless"