diff --git a/ActivityPub/models.go b/ActivityPub/models.go
index 2a01c43..1a1ae4d 100644
--- a/ActivityPub/models.go
+++ b/ActivityPub/models.go
@@ -73,7 +73,7 @@ func (actor *Actor) RetrieveRemoteActor(url string, uaString string, cache *cach
 		}
 	}
 	req, _ := http.NewRequest("GET", url, nil)
-	req.Header.Set("Accept", "application/activity+json, application/ld+json")
+	req.Header.Set("Accept", "application/activity+json")
 	req.Header.Set("User-Agent", uaString)
 	client := new(http.Client)
 	resp, err := client.Do(req)
diff --git a/worker/sender.go b/worker/sender.go
index 14248e7..30084f2 100644
--- a/worker/sender.go
+++ b/worker/sender.go
@@ -34,7 +34,7 @@ func appendSignature(request *http.Request, body *[]byte, KeyID string, publicKe
 
 func sendActivity(inboxURL string, KeyID string, body []byte, publicKey *rsa.PrivateKey) error {
 	req, _ := http.NewRequest("POST", inboxURL, bytes.NewBuffer(body))
-	req.Header.Set("Content-Type", "application/activity+json, application/ld+json")
+	req.Header.Set("Content-Type", "application/activity+json")
 	req.Header.Set("User-Agent", uaString)
 	req.Header.Set("Date", httpdate.Time2Str(time.Now()))
 	appendSignature(req, &body, KeyID, publicKey)