diff --git a/project/OmnidocBuild.scala b/project/OmnidocBuild.scala
index 9f99a41..e657b5a 100644
--- a/project/OmnidocBuild.scala
+++ b/project/OmnidocBuild.scala
@@ -19,9 +19,9 @@ object OmnidocBuild {
 
   val snapshotVersionLabel = "3.0.x"
 
-  val playVersion              = sys.props.getOrElse("play.version",               "3.0.3")
+  val playVersion              = sys.props.getOrElse("play.version",               "3.0.4")
   val scalaTestPlusPlayVersion = sys.props.getOrElse("scalatestplus-play.version", "7.0.1")
-  val playJsonVersion          = sys.props.getOrElse("play-json.version",          "3.0.3")
+  val playJsonVersion          = sys.props.getOrElse("play-json.version",          "3.0.4")
   val playSlickVersion         = sys.props.getOrElse("play-slick.version",         "6.1.0")
   val maybeTwirlVersion        = sys.props.get("twirl.version")