diff --git a/CloudComputing_Lab/modules/ROOT/pages/tech-list.adoc b/CloudComputing_Lab/modules/ROOT/pages/tech-list.adoc
index ff6ad86..b683e33 100644
--- a/CloudComputing_Lab/modules/ROOT/pages/tech-list.adoc
+++ b/CloudComputing_Lab/modules/ROOT/pages/tech-list.adoc
@@ -319,7 +319,7 @@ https://netflix.github.io/[netflix github^]
 == Et cetera
 
 * https://en.wikipedia.org/wiki/The_Cathedral_and_the_Bazaar[The Cathedral and the Bazaar^]
-* http://www.catb.org/~esr/writings/cathedral-bazaar/[The Cathedral and the Bazaar - Translations] (must-read  - Highly Recommended)
+* http://www.catb.org/~esr/writings/cathedral-bazaar/[The Cathedral and the Bazaar - Translations^] (must-read  - Highly Recommended)
 * http://www.catb.org/~esr/faqs/hacker-howto.html[How To Become A Hacker^]
 * https://www.gutenberg.org/[Project Gutenberg^] - >60,000 free eBooks)
 * https://www.openbook.gr[openbooks library^] - >11.458 ελληνικά e-books
@@ -330,10 +330,10 @@ https://netflix.github.io/[netflix github^]
 
 * https://opensource.com/sites/default/files/gated-content/cheat_sheet_microservices.pdf[Microservices^]
 
-* https://opensource.com/sites/default/files/gated-content/osdc_cheatsheet-ansible.pdf[Ansible]
+* https://opensource.com/sites/default/files/gated-content/osdc_cheatsheet-ansible.pdf[Ansible^]
 
-* https://opensource.com/sites/default/files/gated-content/cheat_sheet_ansible-k8s.pdf[Ansible k8s]
+* https://opensource.com/sites/default/files/gated-content/cheat_sheet_ansible-k8s.pdf[Ansible k8s^]
 
-* https://opensource.com/sites/default/files/gated-content/curl-cheat-sheet.pdf[curl]
+* https://opensource.com/sites/default/files/gated-content/curl-cheat-sheet.pdf[curl^]
 
-* https://opensource.com/sites/default/files/gated-content/osdc_cheatsheet-networking-2021.4.8.pdf[network]
+* https://opensource.com/sites/default/files/gated-content/osdc_cheatsheet-networking-2021.4.8.pdf[network^]