diff --git a/external/exchange-channels/asperaweb/asperaweb.md b/external/exchange-channels/asperaweb/asperaweb.md
index 476556e304d8a1dafd5ebf12d879db52f6ad5fe0..48a68702cf1ae1ef64b5dcad60eff18647871afd 100644
--- a/external/exchange-channels/asperaweb/asperaweb.md
+++ b/external/exchange-channels/asperaweb/asperaweb.md
@@ -1,4 +1,5 @@
 ---
+order: 300
 layout: page
 permalink: /external/exchange-channels/asperaweb/
 shortcut: exchange-channels:asperaweb
diff --git a/external/exchange-channels/calendar/exchange-calendar.md b/external/exchange-channels/calendar/exchange-calendar.md
index 00547a9f1ab4b1a856a55ac3e9c95112d80c0844..d56e0c281cb54f295dea4346f6f3714f11f31bd2 100644
--- a/external/exchange-channels/calendar/exchange-calendar.md
+++ b/external/exchange-channels/calendar/exchange-calendar.md
@@ -1,4 +1,5 @@
 ---
+order: 200
 layout: page
 permalink: /external/exchange-channels/calendar/
 shortcut: exchange-channels:calendar
diff --git a/external/exchange-channels/owncloud/owncloud.md b/external/exchange-channels/owncloud/owncloud.md
index 5cf2c37685f77dd2485388a160340fbad58f3c9f..5f352125438be46011ed3d6d34f000e91a8835a7 100644
--- a/external/exchange-channels/owncloud/owncloud.md
+++ b/external/exchange-channels/owncloud/owncloud.md
@@ -1,4 +1,5 @@
 ---
+order: 400
 layout: page
 permalink: /external/exchange-channels/owncloud/
 shortcut: exchange-channels:owncloud