diff --git a/lib/jopenssl/version.rb b/lib/jopenssl/version.rb
index 3a84cdf9..05f5275a 100644
--- a/lib/jopenssl/version.rb
+++ b/lib/jopenssl/version.rb
@@ -1,5 +1,5 @@
 module JOpenSSL
-  VERSION = '0.15.3'
+  VERSION = '0.15.4.dev'
   BOUNCY_CASTLE_VERSION = '1.79'
 end
 
diff --git a/pom.xml b/pom.xml
index ac6278e6..9c248a14 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@ DO NOT MODIFY - GENERATED CODE
   <modelVersion>4.0.0</modelVersion>
   <groupId>rubygems</groupId>
   <artifactId>jruby-openssl</artifactId>
-  <version>0.15.3</version>
+  <version>0.15.4.dev-SNAPSHOT</version>
   <packaging>gem</packaging>
   <name>JRuby OpenSSL</name>
   <description>JRuby-OpenSSL is an add-on gem for JRuby that emulates the Ruby OpenSSL native library.</description>