diff --git a/build.sbt b/build.sbt
index 606a35cf..6a61549d 100644
--- a/build.sbt
+++ b/build.sbt
@@ -32,7 +32,7 @@ ThisBuild / tlSitePublishBranch := Some("main")
 // use JDK 11
 ThisBuild / githubWorkflowJavaVersions := Seq(JavaSpec.temurin("11"))
 
-val scala212 = "2.12.18"
+val scala212 = "2.12.19"
 val scala213 = "2.13.12"
 ThisBuild / crossScalaVersions := Seq(scala212, scala213, "3.3.3")
 ThisBuild / scalaVersion       := scala213 // the default Scala
diff --git a/docs/assets/logo.png b/docs/assets/logo.png
index 39a88567..a2df60db 100644
Binary files a/docs/assets/logo.png and b/docs/assets/logo.png differ