diff --git a/sbt-version-policy/src/sbt-test/sbt-version-policy/ignored-internal-sbt-plugin/build.sbt b/sbt-version-policy/src/sbt-test/sbt-version-policy/ignored-internal-sbt-plugin/build.sbt
index a97411d..65cc0a2 100644
--- a/sbt-version-policy/src/sbt-test/sbt-version-policy/ignored-internal-sbt-plugin/build.sbt
+++ b/sbt-version-policy/src/sbt-test/sbt-version-policy/ignored-internal-sbt-plugin/build.sbt
@@ -1,4 +1,4 @@
-ThisBuild / scalaVersion := "2.12.20"
+ThisBuild / scalaVersion := "2.13.15"
 ThisBuild / organization := "com.example"
 ThisBuild / versionPolicyIntention := Compatibility.BinaryAndSourceCompatible