diff --git a/HCL.md b/HCL.md
index cc72edc5..1e1836f3 100644
--- a/HCL.md
+++ b/HCL.md
@@ -192,7 +192,7 @@ OK
 
 ?
 
-[link](https://groups.google.com/d/msg/qubes-devel/xoyNCigBvFE/fkC6em-Wqd0J)
+[​link](https://groups.google.com/d/msg/qubes-devel/xoyNCigBvFE/fkC6em-Wqd0J)
 
 ?
 
@@ -211,7 +211,7 @@ OK
 
 ?
 
-[link](https://groups.google.com/forum/#!msg/qubes-devel/TgDWwBs36yA/IUFZPHs716cJ)
+[​link](https://groups.google.com/forum/#!msg/qubes-devel/TgDWwBs36yA/IUFZPHs716cJ)
 
 ?
 
@@ -246,7 +246,7 @@ OK
 
 ?
 
-[link](https://groups.google.com/d/msg/qubes-devel/XN6JrEXVOVA/lkxGRA00EqgJ)
+[​link](https://groups.google.com/d/msg/qubes-devel/XN6JrEXVOVA/lkxGRA00EqgJ)
 
 ?
 
@@ -264,7 +264,7 @@ OK
 
 ?
 
-[link](https://groups.google.com/group/qubes-devel/msg/7418e7084c2de99f?hl=en)
+[​link](https://groups.google.com/group/qubes-devel/msg/7418e7084c2de99f?hl=en)
 
 ?
 
@@ -282,7 +282,7 @@ OK
 
 ?
 
-[link](https://groups.google.com/group/qubes-devel/msg/340afc6fc2d06d0e)
+[​link](https://groups.google.com/group/qubes-devel/msg/340afc6fc2d06d0e)
 
 ?
 
@@ -334,7 +334,7 @@ OK
 
 ?
 
-[link](https://groups.google.com/group/qubes-devel/browse_thread/thread/fdec0ec165a87726)
+[​link](https://groups.google.com/group/qubes-devel/browse_thread/thread/fdec0ec165a87726)
 
 ?