diff --git a/CODE_OF_CONDUCT.adoc b/CODE_OF_CONDUCT.adoc
index f64fb1b..33ae7bc 100644
--- a/CODE_OF_CONDUCT.adoc
+++ b/CODE_OF_CONDUCT.adoc
@@ -24,4 +24,4 @@ Instances of abusive, harassing, or otherwise unacceptable behavior may be repor
 All complaints will be reviewed and investigated and will result in a response that is deemed necessary and appropriate to the circumstances.
 Maintainers are obligated to maintain confidentiality with regard to the reporter of an incident.
 
-This Code of Conduct is adapted from the http://contributor-covenant.org[Contributor Covenant], version 1.3.0, available at http://contributor-covenant.org/version/1/3/0/[contributor-covenant.org/version/1/3/0/].
\ No newline at end of file
+This Code of Conduct is adapted from the https://contributor-covenant.org[Contributor Covenant], version 1.3.0, available at https://contributor-covenant.org/version/1/3/0/[contributor-covenant.org/version/1/3/0/].
\ No newline at end of file
diff --git a/readme.md b/readme.md
index 498323c..688241e 100644
--- a/readme.md
+++ b/readme.md
@@ -1,6 +1,6 @@
 # Spring Data Envers #
 
-This project is an extension of the [Spring Data JPA](http://github.com/SpringSource/spring-data-jpa) project to allow access to entity revisions managed by Hibernate Envers. The sources mostly originate from a contribution of Philipp Hügelmeyer [@hygl](https://github.com/hygl).
+This project is an extension of the [Spring Data JPA](https://github.com/SpringSource/spring-data-jpa) project to allow access to entity revisions managed by Hibernate Envers. The sources mostly originate from a contribution of Philipp Hügelmeyer [@hygl](https://github.com/hygl).
 
 The core feature of the module consists of an implementation of the `RevisionRepository` of Spring Data Commons.
 
@@ -37,8 +37,8 @@ To successfully activate the Spring Data Envers repository factory use the Sprin
 Here are some ways for you to get involved in the community:
 
 * Create [Github issues](https://github.com/spring-projects/spring-data-envers/issues) for bugs and new features and comment and vote on the ones that you are interested in.  
-* Github is for social coding: if you want to write code, we encourage contributions through pull requests from [forks of this repository](http://help.github.com/forking/). If you want to contribute code this way, please reference a JIRA ticket as well covering the specific issue you are addressing.
-* Watch for upcoming articles on Spring by [subscribing](http://spring.io/blog) to spring.io.
+* Github is for social coding: if you want to write code, we encourage contributions through pull requests from [forks of this repository](https://help.github.com/forking/). If you want to contribute code this way, please reference a JIRA ticket as well covering the specific issue you are addressing.
+* Watch for upcoming articles on Spring by [subscribing](https://spring.io/blog) to spring.io.
 
 Before we accept a non-trivial patch or pull request we will need you to [sign the Contributor License Agreement](https://cla.pivotal.io/sign/spring). Signing the contributor’s agreement does not grant anyone commit rights to the main repository, but it does mean that we can accept your contributions, and you will get an author credit if we do. If you forget to do so, you'll be reminded when you submit a pull request. Active contributors might be asked to join the core team, and given the ability to merge pull requests.