diff --git a/.travis.yml b/.travis.yml
index e55bed8..5d4c922 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,8 @@
 language: scala
 scala:
-  - "2.13.0-RC1"
+  - "2.13.0"
   - "2.12.8"
-  - "2.11.8"
+  - "2.11.12"
   - "2.10.6"
 jdk:
   - oraclejdk8
diff --git a/build.sbt b/build.sbt
index 7f70c54..780596a 100644
--- a/build.sbt
+++ b/build.sbt
@@ -21,7 +21,9 @@ licenses := Seq("MIT license" -> url("https://opensource.org/licenses/MIT"))
 
 homepage := Some(url("https://github.com/phenoscape/scowl"))
 
-crossScalaVersions := Seq("2.10.6", "2.11.8", "2.12.8", "2.13.0-RC1")
+scalaVersion  := "2.13.0"
+
+crossScalaVersions := Seq("2.10.6", "2.11.12", "2.12.8", "2.13.0")
 
 scalacOptions := Seq("-unchecked", "-deprecation", "-feature", "-encoding", "utf8")
 
@@ -30,7 +32,7 @@ javaOptions += "-Xmx8G"
 libraryDependencies ++= {
   Seq(
     "net.sourceforge.owlapi" %  "owlapi-distribution"    % "4.5.13",
-    "org.scalatest"          %% "scalatest"              % "3.0.8-RC2" % Test,
+    "org.scalatest"          %% "scalatest"              % "3.1.0-SNAP13" % Test,
     "org.scalaz"             %% "scalaz-core"            % "7.2.27" % Test
   )
 }