diff --git a/project/plugins.sbt b/project/plugins.sbt
index 7c34444519..b360e5e91a 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -7,7 +7,7 @@ addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.3.7")
 addSbtPlugin("org.scalastyle" % "scalastyle-sbt-plugin" % "1.0.0")
 addSbtPlugin("org.scoverage" % "sbt-scoverage" % "1.6.0")
 addSbtPlugin("com.typesafe.sbt" % "sbt-git" % "1.0.0")
-addSbtPlugin("com.github.tkawachi" % "sbt-doctest" % "0.8.0")
+addSbtPlugin("com.github.tkawachi" % "sbt-doctest" % "0.9.5")
 addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "2.5")
 addSbtPlugin("com.47deg" % "sbt-microsites" % "0.9.1")
 addSbtPlugin("org.lyranthe.sbt" % "partial-unification" % "1.1.2")