diff --git a/project/plugins.sbt b/project/plugins.sbt
index 9add0c3fd..40cf565da 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -16,4 +16,4 @@ addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.2.2")
 
 addSbtPlugin("com.github.sbt" % "sbt-git" % "2.1.0")
 
-addSbtPlugin("org.scalameta" % "sbt-mdoc" % "2.6.2" )
+addSbtPlugin("org.scalameta" % "sbt-mdoc" % "2.6.4" )