diff --git a/_overviews/contributors/index.md b/_overviews/contributors/index.md
index 36d227e374..0d31996273 100644
--- a/_overviews/contributors/index.md
+++ b/_overviews/contributors/index.md
@@ -106,7 +106,7 @@ For reference, here is our complete
 ## Publish a Release
 
 Most build tools resolve third-party dependencies by looking them up on public repositories such as
-[Maven Central](https://search.maven.org/) or [Bintray](https://bintray.com/). These repositories host
+[Maven Central](https://search.maven.org/). These repositories host
 the library binaries as well as additional information such as the library authors, the open source
 license, and the dependencies of the library itself. Each release of a library is identified by
 a `groupId`, an `artifactId`, and a `version` number. For instance, consider the following dependency
diff --git a/_sips/sips/2011-10-12-implicit-classes.md b/_sips/sips/2011-10-12-implicit-classes.md
index 6868d5fb34..988d146267 100644
--- a/_sips/sips/2011-10-12-implicit-classes.md
+++ b/_sips/sips/2011-10-12-implicit-classes.md
@@ -11,7 +11,7 @@ redirect_from: /sips/pending/implicit-classes.html
 
 This SIP is based on [this pre-draft](https://docs.google.com/document/d/1k-aGAGmbrDB-2pJ3uDPpHVKno6p-XbnkVHDc07zPrzQ/edit?hl=en_US).
 
-Material adapted from [https://jorgeortiz85.github.com/ImplicitClassSIP.xhtml](https://jorgeortiz85.github.com/ImplicitClassSIP.xhtml)  which is Copyright © 2009, Jorge Ortiz and David Hall
+Material adapted from [https://jorgeortiz85.github.io/ImplicitClassSIP.xhtml](https://jorgeortiz85.github.io/ImplicitClassSIP.xhtml)  which is Copyright © 2009, Jorge Ortiz and David Hall
 
 ## Abstract ##
 
diff --git a/_sips/sips/2012-01-21-futures-promises.md b/_sips/sips/2012-01-21-futures-promises.md
index 85da52ba91..1bc4670945 100644
--- a/_sips/sips/2012-01-21-futures-promises.md
+++ b/_sips/sips/2012-01-21-futures-promises.md
@@ -721,7 +721,7 @@ Examples:
 5. [Scalaz Futures][5]
 
   [1]: https://www.microsoft.com/download/en/details.aspx?id=19957 "NETAsync"
-  [2]: https://twitter.github.com/scala_school/finagle.html "Finagle"
+  [2]: https://twitter.github.io/scala_school/finagle.html "Finagle"
   [3]: https://doc.akka.io/docs/akka/current/futures.html "AkkaFutures"
   [4]: https://web.archive.org/web/20140814211520/https://www.scala-lang.org/api/2.9.3/scala/actors/Future.html "SActorsFutures"
   [5]: https://code.google.com/p/scalaz/ "Scalaz"
diff --git a/learn.md b/learn.md
index 62ff6b5fbb..036bd2ddd2 100644
--- a/learn.md
+++ b/learn.md
@@ -58,4 +58,4 @@ You can visit his [YouTube channel](https://www.youtube.com/user/DrMarkCLewis/fe
 [DevInsideYou](https://youtube.com/devinsideyou) is a YouTube channel with hundreds of hours of free Scala content.
 
 ## Visual Scala Reference
-[Visual Scala Reference](https://superruzafa.github.com/visual-scala-reference/), a guide to visually learn about Scala concepts and functions.
+[Visual Scala Reference](https://superruzafa.github.io/visual-scala-reference/), a guide to visually learn about Scala concepts and functions.