diff --git a/build.sc b/build.sc
index 7d32137229..6d30773318 100644
--- a/build.sc
+++ b/build.sc
@@ -49,7 +49,7 @@ object cask extends CaskModule {
   def ivyDeps = Agg(
     ivy"org.scala-lang:scala-reflect:${scalaVersion()}",
     ivy"io.undertow:undertow-core:2.0.13.Final",
-    ivy"com.lihaoyi::upickle:0.9.5"
+    ivy"com.lihaoyi::upickle:0.9.6"
   )
   def compileIvyDeps = Agg(ivy"com.lihaoyi::acyclic:0.2.0")
   def scalacOptions = Seq("-P:acyclic:force")
diff --git a/docs/pages/1 - Cask: a Scala HTTP micro-framework.md b/docs/pages/1 - Cask: a Scala HTTP micro-framework.md
index 8aeae595e3..52d9c509b3 100644
--- a/docs/pages/1 - Cask: a Scala HTTP micro-framework.md	
+++ b/docs/pages/1 - Cask: a Scala HTTP micro-framework.md	
@@ -81,10 +81,10 @@ via the following coordinates:
 
 ```scala
 // Mill
-ivy"com.lihaoyi::cask:0.5.0"
+ivy"com.lihaoyi::cask:0.5.1"
 
 // SBT
-"com.lihaoyi" %% "cask" % "0.5.0"
+"com.lihaoyi" %% "cask" % "0.5.1"
 ```
 
 The `./mill` command is just a wrapper around the
diff --git a/readme.md b/readme.md
index 4a9357ed2f..c8e427d358 100644
--- a/readme.md
+++ b/readme.md
@@ -38,7 +38,7 @@ courtesy of EJ Technologies
 
 ## Changelog
 
-### 0.5.0
+### 0.5.1
 
 - Bump uPickle, Requests versions