diff --git a/build.sbt b/build.sbt
index c614b229..3efa818e 100644
--- a/build.sbt
+++ b/build.sbt
@@ -5,7 +5,7 @@ import org.typelevel.sbt.site.GenericSiteSettings
 
 ThisBuild / scalaVersion := "2.13.15"
 ThisBuild / crossScalaVersions := List(scalaVersion.value)
-ThisBuild / tlBaseVersion := "6.1.0"
+ThisBuild / tlBaseVersion := "6.1"
 ThisBuild / githubWorkflowJavaVersions := Seq(JavaSpec.temurin("11"))
 ThisBuild / githubWorkflowTargetBranches := Seq("*", "series/*")
 ThisBuild / githubWorkflowBuildPreamble := Seq(