diff --git a/project/plugins.sbt b/project/plugins.sbt
index 3c083a6..bf6af98 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -10,4 +10,4 @@ addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.0.9")
 // To keep our dependencies up to date
 addSbtPlugin("com.timushev.sbt" % "sbt-updates" % "0.6.4")
 
-addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "1.2.0")
+addSbtPlugin("com.eed3si9n"     % "sbt-assembly" % "2.1.5")