diff --git a/project/plugins.sbt b/project/plugins.sbt
index d43835a6f..dd41d3e42 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -3,7 +3,7 @@ addSbtPlugin("com.typesafe.sbt" % "sbt-native-packager" % "1.3.21")
 addSbtPlugin("io.spray" % "sbt-revolver" % "0.9.0")
 addSbtPlugin("se.marcuslonnberg" % "sbt-docker" % "1.5.0")
 addSbtPlugin("com.eed3si9n" % "sbt-buildinfo" % "0.9.0")
-addSbtPlugin("com.eed3si9n" % "sbt-projectmatrix" % "0.5.1")
+addSbtPlugin("com.eed3si9n" % "sbt-projectmatrix" % "0.5.0")
 addSbtPlugin("org.scala-js" % "sbt-scalajs" % "0.6.32")
 
 // addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % "0.5.0-RC2")