diff --git a/project/Version.scala b/project/Version.scala
index 99e00f9f6..58c8590e2 100644
--- a/project/Version.scala
+++ b/project/Version.scala
@@ -4,7 +4,7 @@ import sbt._
 
 object Version {
   // Upcoming release, or current if we're on the master branch
-  val cromwellVersion = "0.20"
+  val cromwellVersion = "0.21"
 
   // Adapted from SbtGit.versionWithGit
   def cromwellVersionWithGit: Seq[Setting[_]] =