diff --git a/build.sbt b/build.sbt
index 9a73aa4..b79306b 100644
--- a/build.sbt
+++ b/build.sbt
@@ -30,7 +30,7 @@ lazy val commonSettings = Seq(
 
 val artifactProductionSettings = Seq(
   organization := "com.gu",
-  scalaVersion := "2.13.14",
+  scalaVersion := "2.13.18",
   // scrooge 21.3.0: Builds are now only supported for Scala 2.12+
   // https://twitter.github.io/scrooge/changelog.html#id11
   crossScalaVersions := Seq("2.12.18", scalaVersion.value),