diff --git a/core/src/main/kotlin/com/insanusmokrassar/postssystem/core/content/api/WriteContentAPI.kt b/core/src/main/kotlin/com/insanusmokrassar/postssystem/core/content/api/WriteContentAPI.kt
index acda8975..213f1a51 100644
--- a/core/src/main/kotlin/com/insanusmokrassar/postssystem/core/content/api/WriteContentAPI.kt
+++ b/core/src/main/kotlin/com/insanusmokrassar/postssystem/core/content/api/WriteContentAPI.kt
@@ -1,8 +1,6 @@
 package com.insanusmokrassar.postssystem.core.content.api
 
-import com.insanusmokrassar.postssystem.core.content.Content
-import com.insanusmokrassar.postssystem.core.content.ContentId
-import com.insanusmokrassar.postssystem.core.content.RegisteredContent
+import com.insanusmokrassar.postssystem.core.content.*
 import kotlinx.coroutines.flow.Flow
 
 interface WriteContentAPI {
diff --git a/core/src/main/kotlin/com/insanusmokrassar/postssystem/core/utils/pagination/PaginationResult.kt b/core/src/main/kotlin/com/insanusmokrassar/postssystem/core/utils/pagination/PaginationResult.kt
index b7b5e783..bcff16d9 100644
--- a/core/src/main/kotlin/com/insanusmokrassar/postssystem/core/utils/pagination/PaginationResult.kt
+++ b/core/src/main/kotlin/com/insanusmokrassar/postssystem/core/utils/pagination/PaginationResult.kt
@@ -1,7 +1,5 @@
 package com.insanusmokrassar.postssystem.core.utils.pagination
 
-import kotlinx.serialization.Serializable
-
 data class PaginationResult<T>(
     override val page: Int,
     val pagesNumber: Int,
diff --git a/core/src/test/kotlin/com/insanusmokrassar/postssystem/core/api/InMemoryPostsAPI.kt b/core/src/test/kotlin/com/insanusmokrassar/postssystem/core/api/InMemoryPostsAPI.kt
index c9864b21..c9d5a317 100644
--- a/core/src/test/kotlin/com/insanusmokrassar/postssystem/core/api/InMemoryPostsAPI.kt
+++ b/core/src/test/kotlin/com/insanusmokrassar/postssystem/core/api/InMemoryPostsAPI.kt
@@ -11,7 +11,6 @@ import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.asFlow
 import kotlinx.serialization.ImplicitReflectionSerializer
 import org.joda.time.DateTime
-import java.util.*
 
 /**
  * Thread-unsafe sample realization of [PostsAPI]