diff --git a/Appendix-A---Test-Sites.md b/Appendix-A---Test-Sites.md
index e980ead..fed81ea 100644
--- a/Appendix-A---Test-Sites.md
+++ b/Appendix-A---Test-Sites.md
@@ -33,7 +33,7 @@ These are good sources to grab information on your results in one hit, but **do
    * Security overview from phishing & malware & botnet connections, XSS, various exe/virus delivery mechanisms etc
 
 ### :small_orange_diamond: Multiple Tests [multi-page]
-- [BrowserSpy.dk](http://browserspy.dk/) - **h**ttp://browserspy.dk/
+- [BrowserSpy.dk](https://browserspy.dk/) - **h**ttps://browserspy.dk/
 - [BrowserLeaks](https://www.browserleaks.com/) - **h**ttps://www.browserleaks.com/
 - [CanvasBlocker Test Pages](https://canvasblocker.kkapsner.de/test/) - **h**ttps://canvasblocker.kkapsner.de/test/
 - [HTML5 Test](https://html5test.com/) - **h**ttps://html5test.com/