diff --git a/services/actions/notifier.go b/services/actions/notifier.go
index 48eec5283b2..536b430b418 100644
--- a/services/actions/notifier.go
+++ b/services/actions/notifier.go
@@ -81,6 +81,7 @@ func (n *actionsNotifier) NotifyIssueChangeStatus(ctx context.Context, doer *use
 		newNotifyInputFromIssue(issue, webhook_module.HookEventPullRequest).
 			WithDoer(doer).
 			WithPayload(apiPullRequest).
+			WithPullRequest(issue.PullRequest).
 			Notify(ctx)
 		return
 	}
@@ -136,6 +137,7 @@ func (n *actionsNotifier) NotifyIssueChangeLabels(ctx context.Context, doer *use
 				Repository:  convert.ToRepo(ctx, issue.Repo, perm_model.AccessModeNone),
 				Sender:      convert.ToUser(ctx, doer, nil),
 			}).
+			WithPullRequest(issue.PullRequest).
 			Notify(ctx)
 		return
 	}
@@ -160,6 +162,10 @@ func (n *actionsNotifier) NotifyCreateIssueComment(ctx context.Context, doer *us
 	mode, _ := access_model.AccessLevel(ctx, doer, repo)
 
 	if issue.IsPull {
+		if err := issue.LoadPullRequest(ctx); err != nil {
+			log.Error("LoadPullRequest: %v", err)
+			return
+		}
 		newNotifyInputFromIssue(issue, webhook_module.HookEventPullRequestComment).
 			WithDoer(doer).
 			WithPayload(&api.IssueCommentPayload{
@@ -170,6 +176,7 @@ func (n *actionsNotifier) NotifyCreateIssueComment(ctx context.Context, doer *us
 				Sender:     convert.ToUser(ctx, doer, nil),
 				IsPull:     true,
 			}).
+			WithPullRequest(issue.PullRequest).
 			Notify(ctx)
 		return
 	}