diff --git a/_posts/03-06-01-XDebug.md b/_posts/03-06-01-XDebug.md
index e5de055..ae29790 100644
--- a/_posts/03-06-01-XDebug.md
+++ b/_posts/03-06-01-XDebug.md
@@ -41,6 +41,6 @@ stand-alone Xdebug GUI for Mac.
  * [Learn more about MacGDBp][macgdbp-install]
 
 
-[xdebug-install]: http://xdebug.org/docs/install
-[xdebug-docs]: http://xdebug.org/docs/
-[macgdbp-install]: http://www.bluestatic.org/software/macgdbp/
+[xdebug-install]: https://xdebug.org/docs/install
+[xdebug-docs]: https://xdebug.org/docs/
+[macgdbp-install]: https://www.bluestatic.org/software/macgdbp/