diff --git a/README.adoc b/README.adoc
index c89af6378..9cf2551cb 100644
--- a/README.adoc
+++ b/README.adoc
@@ -29,8 +29,8 @@ ifndef::awestruct[:uri-docs: http://asciidoctor.org/docs]
 :uri-repo: https://github.com/asciidoctor/asciidoctorj
 :uri-issues: {uri-repo}/issues
 :uri-discuss: http://discuss.asciidoctor.org
-:artifact-version: 2.4.1
-:asciidoctorj-epub3-version: 1.5.0-alpha.17
+:artifact-version: 2.4.2
+:asciidoctorj-epub3-version: 1.5.0-alpha.19
 :asciidoctorj-pdf-version: 1.5.3
 :jruby-version: 9.2.13.0
 :uri-maven-artifact-query: http://search.maven.org/#search%7Cga%7C1%7Cg%3A%22org.asciidoctor%22%20AND%20a%3A%22asciidoctorj%22%20AND%20v%3A%22{artifact-version}%22
diff --git a/gradle.properties b/gradle.properties
index 7246b0cfd..8ee0edafe 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
-version=2.4.2-SNAPSHOT
+version=2.4.2
 sourceCompatibility=1.8
 targetCompatibility=1.8
 org.gradle.jvmargs=-XX:MaxMetaspaceSize=512m