diff --git a/index.htm b/index.htm
index 156e40c..15283df 100644
--- a/index.htm
+++ b/index.htm
@@ -94,15 +94,15 @@
 			</div>
 
 			<div class="flex-w">
-				<a href="#" class="flex-c-m size5 bg5 how1 trans-04 m-r-5">
+				<a href="https://www.youtube.com/watch?v=dQw4w9WgXcQ" class="flex-c-m size5 bg5 how1 trans-04 m-r-5">
 					<i class="fa fa-instagram"></i>
 				</a>
 
-				<a href="#" class="flex-c-m size5 bg4 how1 trans-04 m-r-5">
+				<a href="https://microlab.space" class="flex-c-m size5 bg4 how1 trans-04 m-r-5">
 					<img src="https://microlab.space//logo-blue.svg" alt="microlab" style="width: 2rem">
 				</a>
 
-				<a href="#" class="flex-c-m size5 bg4 how1 trans-04 m-r-5">
+				<a href="https://it.pedf.cuni.cz/" class="flex-c-m size5 bg4 how1 trans-04 m-r-5">
 					<img src="https://it.pedf.cuni.cz/logo-plain.svg" alt="KITTV" style="width: 2rem">
 				</a>
 			</div>