diff --git a/core/coreapi/interface/interface.go b/core/coreapi/interface/interface.go
index 5439bb89fed..b5ee09c10e7 100644
--- a/core/coreapi/interface/interface.go
+++ b/core/coreapi/interface/interface.go
@@ -34,10 +34,10 @@ type Path interface {
 
 // TODO: should we really copy these?
 //       if we didn't, godoc would generate nice links straight to go-ipld-format
-type Node ipld.Node
-type Link ipld.Link
+type Node = ipld.Node
+type Link = ipld.Link
 type PeerID = peer.ID
-type Addr ma.Multiaddr
+type Addr = ma.Multiaddr
 
 type Reader interface {
 	io.ReadSeeker