diff --git a/build.sbt b/build.sbt
index 39e86a1..77a683d 100644
--- a/build.sbt
+++ b/build.sbt
@@ -4,7 +4,7 @@
 val Organization = "io.github.gitbucket"
 val Name = "gitbucket"
 val GitBucketVersion = "4.19.0-SNAPSHOT"
-val ScalatraVersion = "2.5.2"
+val ScalatraVersion = "2.5.3"
 val JettyVersion = "9.4.7.v20170914"
 
 lazy val root = (project in file(".")).enablePlugins(SbtTwirl, ScalatraPlugin, JRebelPlugin).settings(