diff --git a/build.sbt b/build.sbt
index c2b97e8..1dc5c3e 100644
--- a/build.sbt
+++ b/build.sbt
@@ -14,7 +14,7 @@ publishTo := Some(Resolver.evolutionReleases)
 
 scalaVersion := crossScalaVersions.value.head
 
-crossScalaVersions := Seq("2.13.5", "2.12.13")
+crossScalaVersions := Seq("2.13.5", "2.12.16")
 
 libraryDependencies ++= Seq(
   "com.typesafe"   % "config"        % "1.4.1",