diff --git a/blog/_posts/2017-10-16-fourth-dotty-milestone-release.md b/blog/_posts/2017-10-16-fourth-dotty-milestone-release.md
index b51dc0307..01bb5ad59 100644
--- a/blog/_posts/2017-10-16-fourth-dotty-milestone-release.md
+++ b/blog/_posts/2017-10-16-fourth-dotty-milestone-release.md
@@ -18,7 +18,7 @@ You can learn more about Dotty on our [website](https://dotty.epfl.ch).
 
 <!--more-->
 
-This is our fourth scheduled release according to our [6-week release schedule](https://dotty.epfl.ch/docs/usage/version-numbers.html).
+This is our fourth scheduled release according to our 6-week release schedule.
 The [previous technology preview](/blog/2017/09/07/third-dotty-milestone-release.html) improved
 stability and reliability.
 
diff --git a/blog/_posts/2018-10-04-scaladoc-tables.md b/blog/_posts/2018-10-04-scaladoc-tables.md
index f86800df0..95f66aa0d 100644
--- a/blog/_posts/2018-10-04-scaladoc-tables.md
+++ b/blog/_posts/2018-10-04-scaladoc-tables.md
@@ -97,7 +97,7 @@ For a smorgasbord of examples take a look at [examples](https://janekdb.github.i
 
 ### Dotty and Scala 3
 
-With `dotty` now boosting its share of the development horizon it's important to place GFM into a [dottydoc](https://dotty.epfl.ch/docs/usage/dottydoc.html) and hence Scaladoc 3 context.
+With `dotty` now boosting its share of the development horizon it's important to place GFM into a [dottydoc](https://docs.scala-lang.org/scala3/guides/scaladoc/) and hence Scaladoc 3 context.
 
 In overview `dottydoc` supports the current Scaladoc 2.12 MediaWiki flavored markdown, but it also supports more contemporary flavors of markdown.
 
diff --git a/community/index.md b/community/index.md
index 97cc36c3b..0cd87ee1e 100644
--- a/community/index.md
+++ b/community/index.md
@@ -141,7 +141,7 @@ items and opinions.  Ask your Scala friends who they follow on Twitter
 
 ## Community-Powered Learning Resources
 
-* [Scala Exercises](http://scala-exercises.47deg.com/)
+* [Scala Exercises](http://scala-exercises.org/)
 * [Scala School](https://twitter.github.io/scala_school/)
 * [Scala Puzzlers](https://scalapuzzlers.com/)
 * [Scala Cookbook](http://www.scalacookbook.com/)