diff --git a/build.sbt b/build.sbt
index 9d57cef..79baf98 100644
--- a/build.sbt
+++ b/build.sbt
@@ -3,7 +3,7 @@ organization := "io.underscore"
 version      := "0.3.7-SNAPSHOT"
 scalaVersion := "2.13.1"
 
-crossScalaVersions := Seq("2.11.12", "2.12.10", "2.13.1")
+crossScalaVersions := Seq("2.11.12", "2.12.18", "2.13.1")
 
 licenses += ("Apache-2.0", url("http://apache.org/licenses/LICENSE-2.0"))