diff --git a/wiki/linux/khal.md b/wiki/linux/khal.md
index 0ca6b2a..eaaf783 100644
--- a/wiki/linux/khal.md
+++ b/wiki/linux/khal.md
@@ -1,7 +1,7 @@
 # Khal
 
 [Khal](https://github.com/pimutils/khal) is a calendar you can use in your
-[terminal](/wiki/system_console.md).
+[terminal](/wiki/linux/shell.md).
 You can sync it with [vdirsyncer](vdirsyncer.md)
 
 ## Setup
diff --git a/wiki/linux/shell.md b/wiki/linux/shell.md
index d464c6e..934fe8f 100644
--- a/wiki/linux/shell.md
+++ b/wiki/linux/shell.md
@@ -2,6 +2,7 @@
 
 A shell is a command-line interpreter that provides a command-line interface to
 interact with the many unix-like system.
+It is usually used in the [system console](/wiki/system_console.md)
 
 ## Unix Shells