diff --git a/project/Build.scala b/project/Build.scala
index 30c3aded5be4..30a731511f43 100644
--- a/project/Build.scala
+++ b/project/Build.scala
@@ -80,7 +80,7 @@ object DottyJSPlugin extends AutoPlugin {
 object Build {
   import ScaladocConfigs._
 
-  val referenceVersion = "3.3.0-RC5"
+  val referenceVersion = "3.3.0-RC6"
 
   val baseVersion = "3.3.1-RC1"