diff --git a/.travis.yml b/.travis.yml
index d19d316..d8f89de 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: scala
 scala:
-  - "2.12.6"
+  - "2.12.8"
 jdk:
-  - oraclejdk8
+  - openjdk8
diff --git a/build.sbt b/build.sbt
index 2898f4a..32df97a 100644
--- a/build.sbt
+++ b/build.sbt
@@ -4,13 +4,13 @@ organization  := "org.renci"
 
 name          := "ncit-utils"
 
-version       := "0.5.1"
+version       := "0.5.2"
 
 licenses := Seq("BSD-3-Clause" -> url("https://opensource.org/licenses/BSD-3-Clause"))
 
 homepage := Some(url("https://github.com/NCI-Thesaurus/ncit-utils"))
 
-scalaVersion  := "2.12.6"
+scalaVersion  := "2.12.8"
 
 scalacOptions := Seq("-unchecked", "-deprecation", "-encoding", "utf8")
 
@@ -24,10 +24,10 @@ fork in Test := true
 
 libraryDependencies ++= {
   Seq(
-    "org.phenoscape"              %% "scowl"                  % "1.3",
-    "net.sourceforge.owlapi"      %  "owlapi-distribution"    % "4.3.1",
+    "org.phenoscape"              %% "scowl"                  % "1.3.4",
+    "net.sourceforge.owlapi"      %  "owlapi-distribution"    % "4.5.13",
     "org.semanticweb.elk"         %  "elk-owlapi"             % "0.4.3",
-    "org.geneontology"            %% "whelk"                  % "0.2.1",
+    "org.geneontology"            %% "whelk"                  % "0.3",
     "io.monix"                    %% "monix"                  % "3.0.0-RC1",
     "org.apache.jena"             %  "apache-jena-libs"       % "3.8.0" exclude("org.slf4j", "slf4j-log4j12"),
     "org.backuity.clist"          %% "clist-core"             % "3.2.2",
@@ -36,6 +36,6 @@ libraryDependencies ++= {
     "com.typesafe.scala-logging"  %% "scala-logging"          % "3.7.1",
     "ch.qos.logback"              %  "logback-classic"        % "1.2.3",
     "org.codehaus.groovy"         %  "groovy-all"             % "2.4.6",
-    "com.lihaoyi"                 %% "utest"                  % "0.6.6"  % Test
+    "com.lihaoyi"                 %% "utest"                  % "0.6.9"  % Test
   )
 }
diff --git a/project/build.properties b/project/build.properties
index 64317fd..c0bab04 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=0.13.15
+sbt.version=1.2.8
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 6d6190d..1f7bae5 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1 +1 @@
-addSbtPlugin("com.typesafe.sbt" % "sbt-native-packager" % "1.1.5")
+addSbtPlugin("com.typesafe.sbt" % "sbt-native-packager" % "1.3.25")