diff --git a/_overviews/scala-book/sbt-scalatest-bdd.md b/_overviews/scala-book/sbt-scalatest-bdd.md
index 2699fd424..29ba5e1eb 100644
--- a/_overviews/scala-book/sbt-scalatest-bdd.md
+++ b/_overviews/scala-book/sbt-scalatest-bdd.md
@@ -113,5 +113,5 @@ If you want to have a little fun with this, change one or more of the tests so t
 
 For more information about sbt and ScalaTest, see the following resources:
 
-- [The main sbt documentation](http://www.scala-sbt.org/documentation.html)
-- [The ScalaTest documentation](http://www.scalatest.org/user_guide)
+- [The main sbt documentation](https://www.scala-sbt.org/1.x/docs/)
+- [The ScalaTest documentation](https://www.scalatest.org/user_guide)