diff --git a/src/main/scala/gitbucket/core/controller/PullRequestsController.scala b/src/main/scala/gitbucket/core/controller/PullRequestsController.scala
index 7b9a57b..839da3f 100644
--- a/src/main/scala/gitbucket/core/controller/PullRequestsController.scala
+++ b/src/main/scala/gitbucket/core/controller/PullRequestsController.scala
@@ -324,8 +324,8 @@
 
   get("/:owner/:repository/compare/*...*")(referrersOnly { forkedRepository =>
     val Seq(origin, forked) = multiParams("splat")
-    val (originOwner, originId) = parseCompareIdentifie(origin, forkedRepository.owner)
-    val (forkedOwner, forkedId) = parseCompareIdentifie(forked, forkedRepository.owner)
+    val (originOwner, originId) = parseCompareIdentifier(origin, forkedRepository.owner)
+    val (forkedOwner, forkedId) = parseCompareIdentifier(forked, forkedRepository.owner)
 
     (for(
       originRepositoryName <- if(originOwner == forkedOwner) {
@@ -411,8 +411,8 @@
 
   ajaxGet("/:owner/:repository/compare/*...*/mergecheck")(readableUsersOnly { forkedRepository =>
     val Seq(origin, forked) = multiParams("splat")
-    val (originOwner, tmpOriginBranch) = parseCompareIdentifie(origin, forkedRepository.owner)
-    val (forkedOwner, tmpForkedBranch) = parseCompareIdentifie(forked, forkedRepository.owner)
+    val (originOwner, tmpOriginBranch) = parseCompareIdentifier(origin, forkedRepository.owner)
+    val (forkedOwner, tmpForkedBranch) = parseCompareIdentifier(forked, forkedRepository.owner)
 
     (for(
       originRepositoryName <- if(originOwner == forkedOwner){
@@ -505,7 +505,7 @@
    * - "owner:branch" to ("owner", "branch")
    * - "branch" to ("defaultOwner", "branch")
    */
-  private def parseCompareIdentifie(value: String, defaultOwner: String): (String, String) =
+  private def parseCompareIdentifier(value: String, defaultOwner: String): (String, String) =
     if(value.contains(':')){
       val array = value.split(":")
       (array(0), array(1))
diff --git a/src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala b/src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala
index 989debd..df4af27 100644
--- a/src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala
+++ b/src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala
@@ -478,9 +478,13 @@
     val comment = getCommitComment(repository.owner, repository.name, commentId.toString).get
     form.issueId match {
       case Some(issueId) =>
-        recordCommentPullRequestActivity(repository.owner, repository.name, context.loginAccount.get.userName, issueId, form.content)
-        callPullRequestReviewCommentWebHook("create", comment, repository, issueId, context.baseUrl, context.loginAccount.get)
-      case None => recordCommentCommitActivity(repository.owner, repository.name, context.loginAccount.get.userName, id, form.content)
+        getPullRequest(repository.owner, repository.name, issueId).foreach { case (issue, pullRequest) =>
+          recordCommentPullRequestActivity(repository.owner, repository.name, context.loginAccount.get.userName, issueId, form.content)
+          PluginRegistry().getPullRequestHooks.foreach(_.addedComment(commentId, form.content, issue, repository))
+          callPullRequestReviewCommentWebHook("create", comment, repository, issue, pullRequest, context.baseUrl, context.loginAccount.get)
+        }
+      case None =>
+        recordCommentCommitActivity(repository.owner, repository.name, context.loginAccount.get.userName, id, form.content)
     }
     helper.html.commitcomment(comment, hasDeveloperRole(repository.owner, repository.name, context.loginAccount), repository)
   })
diff --git a/src/main/scala/gitbucket/core/service/WebHookService.scala b/src/main/scala/gitbucket/core/service/WebHookService.scala
index dc2b9b6..1558115 100644
--- a/src/main/scala/gitbucket/core/service/WebHookService.scala
+++ b/src/main/scala/gitbucket/core/service/WebHookService.scala
@@ -296,13 +296,13 @@
 
 trait WebHookPullRequestReviewCommentService extends WebHookService {
   self: AccountService with RepositoryService with PullRequestService with IssuesService with CommitsService =>
-  def callPullRequestReviewCommentWebHook(action: String, comment: CommitComment, repository: RepositoryService.RepositoryInfo, issueId: Int, baseUrl: String, sender: Account)
+  def callPullRequestReviewCommentWebHook(action: String, comment: CommitComment, repository: RepositoryService.RepositoryInfo,
+                                          issue: Issue, pullRequest: PullRequest, baseUrl: String, sender: Account)
                                          (implicit s: Session, c: JsonFormat.Context): Unit = {
     import WebHookService._
     callWebHookOf(repository.owner, repository.name, WebHook.PullRequestReviewComment){
+      val users = getAccountsByUserNames(Set(repository.owner, pullRequest.requestUserName, issue.openedUserName), Set(sender))
       for{
-        (issue, pullRequest) <- getPullRequest(repository.owner, repository.name, issueId)
-        users = getAccountsByUserNames(Set(repository.owner, pullRequest.requestUserName, issue.openedUserName), Set(sender))
         baseOwner <- users.get(repository.owner)
         headOwner <- users.get(pullRequest.requestUserName)
         issueUser <- users.get(issue.openedUserName)