diff --git a/sample/zipkin-akka-actor/build.sbt b/sample/zipkin-akka-actor/build.sbt
index fa4344b..67d1410 100644
--- a/sample/zipkin-akka-actor/build.sbt
+++ b/sample/zipkin-akka-actor/build.sbt
@@ -7,8 +7,8 @@ version := "1.0-SNAPSHOT"
 scalaVersion := "2.12.8"
 
 libraryDependencies ++= Seq(
-  "io.zipkin.brave.play" %% "play-zipkin-tracing-akka" % "3.0.0",
-  "com.typesafe.akka"    %% "akka-actor" % "2.5.21"
+  "io.zipkin.brave.play" %% "play-zipkin-tracing-akka" % "3.0.1",
+  "com.typesafe.akka"    %% "akka-actor" % "2.5.23"
 )
 
 scalacOptions ++= Seq(
diff --git a/sample/zipkin-api-play27/build.sbt b/sample/zipkin-api-play27/build.sbt
index 1d0c8ab..28463bb 100644
--- a/sample/zipkin-api-play27/build.sbt
+++ b/sample/zipkin-api-play27/build.sbt
@@ -14,7 +14,7 @@ libraryDependencies ++= Seq(
 )
 
 libraryDependencies ++= Seq(
-  "io.zipkin.brave.play" %% "play-zipkin-tracing-play" % "3.0.0"
+  "io.zipkin.brave.play" %% "play-zipkin-tracing-play" % "3.0.1"
 )
 
 PlayKeys.playDefaultPort := 9991
diff --git a/sample/zipkin-api-play27/project/plugins.sbt b/sample/zipkin-api-play27/project/plugins.sbt
index 77b2ac0..dae2bf3 100644
--- a/sample/zipkin-api-play27/project/plugins.sbt
+++ b/sample/zipkin-api-play27/project/plugins.sbt
@@ -1,2 +1,2 @@
 // The Play plugin
-addSbtPlugin("com.typesafe.play" % "sbt-plugin" % "2.7.0")
+addSbtPlugin("com.typesafe.play" % "sbt-plugin" % "2.7.3")