diff --git a/logstash-output-jdbc.gemspec b/logstash-output-jdbc.gemspec
index ad8ee48..09caf5a 100644
--- a/logstash-output-jdbc.gemspec
+++ b/logstash-output-jdbc.gemspec
@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name = 'logstash-output-jdbc'
-  s.version = '5.3.0.rc1'
+  s.version = '5.3.0'
   s.licenses = ['Apache License (2.0)']
   s.summary = 'This plugin allows you to output to SQL, via JDBC'
   s.description = "This gem is a logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/logstash-plugin install 'logstash-output-jdbc'. This gem is not a stand-alone program"
@@ -27,12 +27,12 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency 'logstash-codec-plain'
 
   s.requirements << "jar 'com.zaxxer:HikariCP', '2.7.2'"
-  s.requirements << "jar 'org.apache.logging.log4j:log4j-slf4j-impl', '2.9.1'"
+  s.requirements << "jar 'org.apache.logging.log4j:log4j-slf4j-impl', '2.6.2'"
 
   s.add_development_dependency 'jar-dependencies'
   s.add_development_dependency 'ruby-maven', '~> 3.3'
 
-  s.add_development_dependency 'logstash-devutils'
+  s.add_development_dependency "logstash-devutils", "~> 1.3", ">= 1.3.1"
 
   s.add_development_dependency 'rubocop', '0.41.2'
 end