diff --git a/sbt/src/sbt-test/dependency-management/cache-update/build.sbt b/sbt/src/sbt-test/dependency-management/cache-update/build.sbt
index f56cb3b95..d2a434add 100644
--- a/sbt/src/sbt-test/dependency-management/cache-update/build.sbt
+++ b/sbt/src/sbt-test/dependency-management/cache-update/build.sbt
@@ -1,3 +1,5 @@
+import sbt.internal.librarymanagement._
+
 lazy val check = taskKey[Unit]("Runs the check")
 
 def commonSettings: Seq[Def.Setting[_]] =