diff --git a/activitystreams/activity.go b/activitystreams/activity.go
index 4eafa80..b1a5340 100644
--- a/activitystreams/activity.go
+++ b/activitystreams/activity.go
@@ -20,7 +20,7 @@ type Activity struct {
 func NewCreateActivity(o *Object) *Activity {
 	a := Activity{
 		BaseObject: BaseObject{
-			Context: []string{
+			Context: []interface{}{
 				"https://www.w3.org/ns/activitystreams",
 			},
 			ID:   o.ID + "/activity",
diff --git a/activitystreams/data.go b/activitystreams/data.go
index 7c26588..d01d486 100644
--- a/activitystreams/data.go
+++ b/activitystreams/data.go
@@ -4,9 +4,9 @@ import "fmt"
 
 type (
 	BaseObject struct {
-		Context []string `json:"@context,omitempty"`
-		Type    string   `json:"type"`
-		ID      string   `json:"id"`
+		Context []interface{} `json:"@context,omitempty"`
+		Type    string        `json:"type"`
+		ID      string        `json:"id"`
 	}
 
 	PublicKey struct {
@@ -33,7 +33,7 @@ type OrderedCollection struct {
 func NewOrderedCollection(accountRoot, collType string, items int) *OrderedCollection {
 	oc := OrderedCollection{
 		BaseObject: BaseObject{
-			Context: []string{
+			Context: []interface{}{
 				"https://www.w3.org/ns/activitystreams",
 			},
 			ID:   accountRoot + "/" + collType,
@@ -57,7 +57,7 @@ type OrderedCollectionPage struct {
 func NewOrderedCollectionPage(accountRoot, collType string, items, page int) *OrderedCollectionPage {
 	ocp := OrderedCollectionPage{
 		BaseObject: BaseObject{
-			Context: []string{
+			Context: []interface{}{
 				"https://www.w3.org/ns/activitystreams",
 			},
 			ID:   fmt.Sprintf("%s/%s?page=%d", accountRoot, collType, page),
diff --git a/activitystreams/person.go b/activitystreams/person.go
index 57daa0f..3b43279 100644
--- a/activitystreams/person.go
+++ b/activitystreams/person.go
@@ -18,7 +18,7 @@ func NewPerson(accountRoot string) *Person {
 	p := Person{
 		BaseObject: BaseObject{
 			Type: "Person",
-			Context: []string{
+			Context: []interface{}{
 				"https://www.w3.org/ns/activitystreams",
 			},
 			ID: accountRoot,