diff --git a/fediversity.md b/fediversity.md
index 256f6c1..1476481 100644
--- a/fediversity.md
+++ b/fediversity.md
@@ -148,15 +148,16 @@ Where and if possible we will automate these checks and integrate them in a 24/7
 Another challenge is that much of the software we aim to implement is still fairly new and as a result still changes frequently.
 In order to deal with this, we will have to keep up with the change and at the same time provide a stable and predictable experience to our users.
 
-## Work package interdependancies
+## Work package interdependencies
 
 To give a clear view of what interdepencies we expect:
 
 1.  Project Management: will keep an overview of all other Work Packages.
+1.  Implementation: will make for the core software needed for further Work Packages.
 1.  Vertical Hosting: will offer a 'feedback loop' and feed to WP5
-1.  Open calls and grant management: will feed back to the verticals and feed to WP5
 1.  Enhancement & Usability: will feed back to the verticals and feed to WP5
 1.  Dissemination & Outreach
+1.  Open calls and grant management: will feed back to the vertical and feed to WP5
 
 This diagram graphically represents the relations: