diff --git a/project/plugins.sbt b/project/plugins.sbt
index bae8882..3e2f623 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,7 +1,7 @@
 scalacOptions ++= Seq("-unchecked", "-deprecation", "-feature")
 
 addSbtPlugin("com.geirsson"     % "sbt-scalafmt"         % "1.5.0")
-addSbtPlugin("com.typesafe.sbt" % "sbt-twirl"            % "1.3.15")
+addSbtPlugin("com.typesafe.sbt" % "sbt-twirl"            % "1.4.1")
 addSbtPlugin("com.eed3si9n"     % "sbt-assembly"         % "0.14.9")
 addSbtPlugin("org.scalatra.sbt" % "sbt-scalatra"         % "1.0.3")
 addSbtPlugin("com.jsuereth"     % "sbt-pgp"              % "1.1.2")
diff --git a/src/main/twirl/gitbucket/core/dashboard/issueslist.scala.html b/src/main/twirl/gitbucket/core/dashboard/issueslist.scala.html
index ec28060..74493e9 100644
--- a/src/main/twirl/gitbucket/core/dashboard/issueslist.scala.html
+++ b/src/main/twirl/gitbucket/core/dashboard/issueslist.scala.html
@@ -17,7 +17,7 @@
     </tr>
   </thead>
   <tbody>
-    @issues.map { case IssueInfo(issue, labels, milestone, priority, commentCount, commitStatus) =>
+    @issues.map { case IssueInfo(issue, labels, milestone, priority, commentCount, commitStatus) => {
       <tr>
         <td style="padding-top: 12px; padding-bottom: 12px;">
           <a href="@context.path/@issue.userName/@issue.repositoryName">@issue.userName/@issue.repositoryName</a>&nbsp;&#xFF65;
@@ -52,7 +52,7 @@
           </div>
         </td>
       </tr>
-    }
+    }}
     @if(issues.isEmpty){
       <tr>
         <td style="padding: 20px; background-color: #eee; text-align: center;">
diff --git a/src/main/twirl/gitbucket/core/issues/commentlist.scala.html b/src/main/twirl/gitbucket/core/issues/commentlist.scala.html
index a130207..7d0397d 100644
--- a/src/main/twirl/gitbucket/core/issues/commentlist.scala.html
+++ b/src/main/twirl/gitbucket/core/issues/commentlist.scala.html
@@ -114,9 +114,9 @@
             @gitbucket.core.helper.html.datetimeago(comment.registeredDate)
           </div>
           <div style="discussion-item-content">
-            @defining(comment.content.split(":")){ case Array(issueId, rest @ _*) =>
+            @defining(comment.content.split(":")){ case Array(issueId, rest @ _*) => {
               @helpers.issueLink(repository, issueId.toInt, rest.mkString(":"))
-            }
+            }}
           </div>
         </div>
       }
diff --git a/src/main/twirl/gitbucket/core/issues/issueinfo.scala.html b/src/main/twirl/gitbucket/core/issues/issueinfo.scala.html
index 48092eb..c90f963 100644
--- a/src/main/twirl/gitbucket/core/issues/issueinfo.scala.html
+++ b/src/main/twirl/gitbucket/core/issues/issueinfo.scala.html
@@ -56,9 +56,9 @@
 </div>
 <span id="label-priority">
   @issue.flatMap(_.priorityId).orElse(defaultPriority.map(_.priorityId)).map { priorityId =>
-    @priorities.collect { case priority if(priority.priorityId == priorityId) =>
+    @priorities.collect { case priority if(priority.priorityId == priorityId) => {
       <a class="issue-priority" style="background-color: #@priority.color; color: #@priority.fontColor;" href="@helpers.url(repository)/issues?priority=@helpers.urlEncode(priority.priorityName)&state=open"@if(!priority.description.isEmpty) { title="@priority.description.get" }>@priority.priorityName</a>
-    }
+    }}
   }.getOrElse {
     <span class="muted small">No priority</span>
   }
@@ -102,16 +102,16 @@
 </div>
 <div id="milestone-progress-area">
   @issue.flatMap(_.milestoneId).map { milestoneId =>
-    @milestones.collect { case (milestone, openCount, closeCount) if(milestone.milestoneId == milestoneId) =>
+    @milestones.collect { case (milestone, openCount, closeCount) if(milestone.milestoneId == milestoneId) => {
       @gitbucket.core.issues.milestones.html.progress(openCount + closeCount, closeCount)
-    }
+    }}
   }
 </div>
 <span id="label-milestone">
   @issue.flatMap(_.milestoneId).map { milestoneId =>
-    @milestones.collect { case (milestone, _, _) if(milestone.milestoneId == milestoneId) =>
+    @milestones.collect { case (milestone, _, _) if(milestone.milestoneId == milestoneId) => {
       <a class="strong small username" href="@helpers.url(repository)/issues?milestone=@helpers.urlEncode(milestone.title)&state=open">@milestone.title</a>
-    }
+    }}
   }.getOrElse {
     <span class="muted small">No milestone</span>
   }
diff --git a/src/main/twirl/gitbucket/core/issues/listparts.scala.html b/src/main/twirl/gitbucket/core/issues/listparts.scala.html
index 9ed5013..716b8fa 100644
--- a/src/main/twirl/gitbucket/core/issues/listparts.scala.html
+++ b/src/main/twirl/gitbucket/core/issues/listparts.scala.html
@@ -206,7 +206,7 @@
         </td>
       </tr>
     }
-    @issues.map { case IssueInfo(issue, labels, milestone, priority, commentCount, commitStatus) =>
+    @issues.map { case IssueInfo(issue, labels, milestone, priority, commentCount, commitStatus) => {
       <tr>
         <td style="padding-top: 12px; padding-bottom: 12px;">
           @if(isManageable){
@@ -253,7 +253,7 @@
           </div>
         </td>
       </tr>
-    }
+    }}
   </tbody>
 </table>
 <div class="pull-right">