diff --git a/core/peer/addrinfo.go b/core/peer/addrinfo.go
index fba4cfd0eb..8c046f9588 100644
--- a/core/peer/addrinfo.go
+++ b/core/peer/addrinfo.go
@@ -86,7 +86,7 @@ func AddrInfoFromP2pAddr(m ma.Multiaddr) (*AddrInfo, error) {
 
 // AddrInfoToP2pAddrs converts an AddrInfo to a list of Multiaddrs.
 func AddrInfoToP2pAddrs(pi *AddrInfo) ([]ma.Multiaddr, error) {
-	p2ppart, err := ma.NewComponent("p2p", Encode(pi.ID))
+	p2ppart, err := ma.NewComponent("p2p", pi.ID.String())
 	if err != nil {
 		return nil, err
 	}
diff --git a/core/peer/addrinfo_test.go b/core/peer/addrinfo_test.go
index 9f18a8b603..827b7f7327 100644
--- a/core/peer/addrinfo_test.go
+++ b/core/peer/addrinfo_test.go
@@ -19,7 +19,7 @@ func init() {
 	if err != nil {
 		panic(err)
 	}
-	maddrPeer = ma.StringCast("/p2p/" + Encode(testID))
+	maddrPeer = ma.StringCast("/p2p/" + testID.String())
 	maddrTpt = ma.StringCast("/ip4/127.0.0.1/tcp/1234")
 	maddrFull = maddrTpt.Encapsulate(maddrPeer)
 }
diff --git a/core/peer/peer.go b/core/peer/peer.go
index f7f649f24d..ee08dd9f14 100644
--- a/core/peer/peer.go
+++ b/core/peer/peer.go
@@ -145,16 +145,6 @@ func Decode(s string) (ID, error) {
 	return FromCid(c)
 }
 
-// Encode encodes a peer ID as a string.
-//
-// At the moment, it base58 encodes the peer ID but, in the future, it will
-// switch to encoding it as a CID by default.
-//
-// Deprecated: use id.String instead.
-func Encode(id ID) string {
-	return id.String()
-}
-
 // FromCid converts a CID to a peer ID, if possible.
 func FromCid(c cid.Cid) (ID, error) {
 	code := mc.Code(c.Type())
diff --git a/core/peer/peer_serde.go b/core/peer/peer_serde.go
index 5fd1cd50c9..3e2f71793e 100644
--- a/core/peer/peer_serde.go
+++ b/core/peer/peer_serde.go
@@ -45,7 +45,7 @@ func (id ID) Size() int {
 }
 
 func (id ID) MarshalJSON() ([]byte, error) {
-	return json.Marshal(Encode(id))
+	return json.Marshal(id.String())
 }
 
 func (id *ID) UnmarshalJSON(data []byte) (err error) {
@@ -59,7 +59,7 @@ func (id *ID) UnmarshalJSON(data []byte) (err error) {
 
 // MarshalText returns the text encoding of the ID.
 func (id ID) MarshalText() ([]byte, error) {
-	return []byte(Encode(id)), nil
+	return []byte(id.String()), nil
 }
 
 // UnmarshalText restores the ID from its text encoding.