diff --git a/src/main/scala/gitbucket/core/service/IssuesService.scala b/src/main/scala/gitbucket/core/service/IssuesService.scala
index 5543e9b..ef34185 100644
--- a/src/main/scala/gitbucket/core/service/IssuesService.scala
+++ b/src/main/scala/gitbucket/core/service/IssuesService.scala
@@ -3,7 +3,7 @@
 import gitbucket.core.util.JGitUtil.CommitInfo
 import gitbucket.core.util.StringUtil._
 import gitbucket.core.util.Implicits._
-import gitbucket.core.model._
+import gitbucket.core.model.{Issue, PullRequest, IssueComment, IssueLabel, Label, Account, Repository, CommitState, Role}
 import gitbucket.core.model.Profile._
 import gitbucket.core.model.Profile.profile._
 import gitbucket.core.model.Profile.profile.blockingApi._
diff --git a/src/main/scala/gitbucket/core/service/PullRequestService.scala b/src/main/scala/gitbucket/core/service/PullRequestService.scala
index f8aecff..a512d2c 100644
--- a/src/main/scala/gitbucket/core/service/PullRequestService.scala
+++ b/src/main/scala/gitbucket/core/service/PullRequestService.scala
@@ -1,11 +1,9 @@
 package gitbucket.core.service
 
-import gitbucket.core.model.{Issue, PullRequest, CommitStatus, CommitState}
+import gitbucket.core.model.{Issue, PullRequest, CommitStatus, CommitState, CommitComment}
 import gitbucket.core.model.Profile._
 import gitbucket.core.model.Profile.profile.blockingApi._
 import difflib.{Delta, DiffUtils}
-import gitbucket.core.model.{Session => _, _}
-import gitbucket.core.model.Profile._
 import gitbucket.core.util.ControlUtil._
 import gitbucket.core.util.Directory._
 import gitbucket.core.util.Implicits._