diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 6608810..f8c3723 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -127,7 +127,7 @@ these guidelines is the best way to get your work included in MySQLTuner.
 <a name="git-flow"></a>
 #### Git Flow for pull requests
 
-1. [Fork](http://help.github.com/fork-a-repo/) the project, clone your fork,
+1. [Fork](https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/working-with-forks/fork-a-repo) the project, clone your fork,
    and configure the remotes:
 
    ```bash
diff --git a/README.md b/README.md
index 9d131af..cf4f268 100644
--- a/README.md
+++ b/README.md
@@ -140,7 +140,7 @@ Optional Sysschema installation for MySQL 5.6
 --
 
 Sysschema is installed by default under MySQL 5.7 and MySQL 8 from Oracle.
-By default, on MySQL 5.6/5.7/8, performance schema is enabled by default.
+By default, on MySQL 5.6/5.7/8, performance schema is enabled.
 For previous MySQL 5.6 version, you can follow this command to create a new database sys containing very useful view on Performance schema:
 
 Sysschema for MySQL old version
@@ -172,7 +172,7 @@ Performance schema setup
 
 By default, performance_schema is enabled and sysschema is installed on latest version.
 
-By default, on MariaDB, performance schema is disabled by default (MariaDB<10.6).
+By default, on MariaDB, performance schema is disabled (MariaDB<10.6).
 
 Consider activating performance schema across your my.cnf configuration file: