diff --git a/docs/src/z20-for-pkg-devs.md b/docs/src/z20-for-pkg-devs.md
index fdf3d19..72652f1 100644
--- a/docs/src/z20-for-pkg-devs.md
+++ b/docs/src/z20-for-pkg-devs.md
@@ -78,8 +78,8 @@ If you do do this, you will need to ensure the registration code is specified in
 
 ## Registering a DataDep
 When we say registering a DataDep we do not mean a centralised universal shared registry.
-Registring simply means defining the specifics of the DataDep in your code.
-This is done in a declaritie manner.
+Registering simply means defining the specifics of the DataDep in your code.
+This is done in a declaritive manner.
 
 A DataDeps registration is a block of code declaring a dependency.
 You should put it somewhere that it will be executed before any other code in your script that depends on that data.