diff --git a/README.md b/README.md
index b3783fc..4b50bf3 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ Based on the polynomial functors described in [Niu and Spivak](https://topos.sit
 ---
 
 ### Add the dependencies:
- - libraries for Scala 3 (JS, JVM, and Native platforms)
+ - libraries for Scala 3.4+ (JS, JVM, and Native platforms)
  - mermaid integration (optional)
  
 ```scala
@@ -73,7 +73,7 @@ import polynomial.morphism.~>
 type F[Y] = (Interface[Byte, Char, _] ~> Interface[Byte, Char, _])[Y]
 
 val M: Mermaid[F] = summon[Mermaid[F]]
-// M: Mermaid[F] = polynomial.mermaid.Mermaid$$anon$3@3e0798d2
+// M: Mermaid[F] = polynomial.mermaid.Mermaid$$anon$3@3b6728e1
 
 println(M.showGraph(graphFmt = Format.Generic))
 // ```mermaid
diff --git a/build.sbt b/build.sbt
index 9c06367..d1dcfd1 100644
--- a/build.sbt
+++ b/build.sbt
@@ -52,7 +52,7 @@ lazy val docs = project.in(file("docs/gitignored"))
   .settings(
     mdocOut := file("."),
     mdocVariables := Map(
-      "SCALA" -> crossScalaVersions.value.map(e => e.takeWhile(_ != '.')).mkString(", "),
+      "SCALA" -> crossScalaVersions.value.map(e => e.reverse.dropWhile(_ != '.').drop(1).reverse + "+").mkString(", "),
       "VERSION" -> version.value.takeWhile(_ != '+'),
     )
   )