diff --git a/src/main/kotlin/dev/usbharu/hideout/application/config/ActivityPubConfig.kt b/src/main/kotlin/dev/usbharu/hideout/application/config/ActivityPubConfig.kt
index 02678334..d6bdf301 100644
--- a/src/main/kotlin/dev/usbharu/hideout/application/config/ActivityPubConfig.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/application/config/ActivityPubConfig.kt
@@ -3,6 +3,7 @@ package dev.usbharu.hideout.application.config
 import com.fasterxml.jackson.annotation.JsonInclude
 import com.fasterxml.jackson.annotation.JsonSetter
 import com.fasterxml.jackson.annotation.Nulls
+import com.fasterxml.jackson.core.JsonParser
 import com.fasterxml.jackson.databind.DeserializationFeature
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
@@ -25,6 +26,9 @@ class ActivityPubConfig {
             .setSerializationInclusion(JsonInclude.Include.NON_EMPTY)
             .setDefaultSetterInfo(JsonSetter.Value.forContentNulls(Nulls.AS_EMPTY))
             .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
+            .configure(JsonParser.Feature.ALLOW_COMMENTS, true)
+            .configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true)
+            .configure(JsonParser.Feature.ALLOW_TRAILING_COMMA, true)
         return objectMapper
     }
 
diff --git a/src/test/kotlin/dev/usbharu/hideout/activitypub/service/activity/follow/APReceiveFollowServiceImplTest.kt b/src/test/kotlin/dev/usbharu/hideout/activitypub/service/activity/follow/APReceiveFollowServiceImplTest.kt
index a416d82a..d80183dd 100644
--- a/src/test/kotlin/dev/usbharu/hideout/activitypub/service/activity/follow/APReceiveFollowServiceImplTest.kt
+++ b/src/test/kotlin/dev/usbharu/hideout/activitypub/service/activity/follow/APReceiveFollowServiceImplTest.kt
@@ -70,8 +70,8 @@ class APReceiveFollowServiceImplTest {
   "type": "Follow",
   "name": "Follow",
   "actor": "https://follower.example.com",
-  "object": "https://example.com",
-  "@context": null
+  "object": "https://example.com"
+  
 }"""
                 ),
                 Json.parseToJsonElement(follow)