diff --git a/build.sbt b/build.sbt
index 72658f9..ea137c7 100644
--- a/build.sbt
+++ b/build.sbt
@@ -12,7 +12,7 @@ scalacOptions := Seq("-release:11")
 crossScalaVersions := Seq(scalaVersion.value, "2.12.18")
 
 libraryDependencies ++= Seq(
-  "com.gu"        %% "content-api-models-scala" % "17.5.1" % Provided,
+  "com.gu"        %% "content-api-models-scala" % "19.0.0" % Provided,
   "org.scalatest" %% "scalatest" % "3.0.8" % Test,
   "com.typesafe.play" %% "play-json" % "2.7.4" % Test
 )
diff --git a/src/test/scala/com/gu/commercial/TestModel.scala b/src/test/scala/com/gu/commercial/TestModel.scala
index d4017c1..e1513b9 100644
--- a/src/test/scala/com/gu/commercial/TestModel.scala
+++ b/src/test/scala/com/gu/commercial/TestModel.scala
@@ -232,5 +232,6 @@ object TestModel {
     def pillarId: Option[String] = None
     def pillarName: Option[String] = None
     def aliasPaths: Option[Seq[AliasPath]] = None
+    override def channels: Option[collection.Seq[ContentChannel]] = None
   }
 }