diff --git a/CHANGELOG.md b/CHANGELOG.md
index 79d3cee..b0536de 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changes
 
+## 0.3.1
+
+* Dependency updates
+
 ## 0.3.0
 
 * Update tzdb parser to support the latest tzdb changes on 2018f
diff --git a/README.md b/README.md
index cbc935e..c83604e 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ By restricting the avaliable timezones you can reduce your js size up to several
 add the plugin dependency to `project/plugins.sbt` for sbt 1.1.x
 
 ```scala
-addSbtPlugin("io.github.cquiroz" % "sbt-tzdb" % "0.1.3")
+addSbtPlugin("io.github.cquiroz" % "sbt-tzdb" % "0.3.1")
 ```
 
 The plugin currently supports sbt 1.1.x.
@@ -50,7 +50,7 @@ This only makes sense if you add `scala-java-time` as a dependency
 
 ```scala
 libraryDependencies ++= Seq(
-  "io.github.cquiroz" %%% "scala-java-time" % "2.0.0-M13-SNAPSHOT"
+  "io.github.cquiroz" %%% "scala-java-time" % "2.0.0-RC1"
 )
 ```
 
diff --git a/build.sbt b/build.sbt
index 723272f..a1bf5f3 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,12 +1,12 @@
 import sbt._
 import sbt.io.Using
 
-val scalaVer = "2.12.7"
+val scalaVer = "2.12.8"
 
 lazy val commonSettings = Seq(
   name         := "sbt-tzdb",
   description  := "Sbt plugin to build custom timezone databases",
-  version      := "0.3.0",
+  version      := "0.3.1",
   organization := "io.github.cquiroz",
   homepage     := Some(url("https://github.com/cquiroz/sbt-tzdb")),
   licenses     := Seq("BSD 3-Clause License" -> url("https://opensource.org/licenses/BSD-3-Clause")),
@@ -37,14 +37,14 @@ lazy val sbt_tzdb = project
     name := "sbt-tzdb",
     sbtPlugin := true,
     libraryDependencies ++= Seq(
-      "io.github.cquiroz"    %% "kuyfi"            % "0.9.1",
+      "io.github.cquiroz"    %% "kuyfi"            % "0.9.2",
       "org.apache.commons"   %  "commons-compress" % "1.18",
       "com.eed3si9n"         %% "gigahorse-okhttp" % "0.3.1",
       "com.github.pathikrit" %% "better-files"     % "3.6.0",
-      "org.typelevel"        %% "cats-core"        % "1.4.0",
-      "org.typelevel"        %% "cats-effect"      % "1.0.0"
+      "org.typelevel"        %% "cats-core"        % "1.5.0",
+      "org.typelevel"        %% "cats-effect"      % "1.1.0"
     ),
-    addSbtPlugin("org.scala-js"      % "sbt-scalajs"  % "0.6.25")
+    addSbtPlugin("org.scala-js"      % "sbt-scalajs"  % "0.6.26")
   )
 
 lazy val pomData =
diff --git a/project/build.properties b/project/build.properties
index d6e3507..72f9028 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.1.6
+sbt.version=1.2.7
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 6507ca0..6b874f2 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -2,4 +2,4 @@ import sbt.Keys._
 
 addSbtPlugin("org.xerial.sbt" % "sbt-sonatype" % "2.0")
 
-addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.0")
+addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.2")