diff --git a/Gemfile.jruby-2.3.lock.release b/Gemfile.jruby-2.3.lock.release
index dd3472954..7876fbf32 100644
--- a/Gemfile.jruby-2.3.lock.release
+++ b/Gemfile.jruby-2.3.lock.release
@@ -1,7 +1,7 @@
 PATH
   remote: ./logstash-core
   specs:
-    logstash-core (6.2.2-java)
+    logstash-core (6.2.3-java)
       chronic_duration (= 0.10.6)
       clamp (~> 0.6.5)
       concurrent-ruby (~> 1.0, >= 1.0.5)
@@ -26,7 +26,7 @@ PATH
   remote: ./logstash-core-plugin-api
   specs:
     logstash-core-plugin-api (2.1.16-java)
-      logstash-core (= 6.2.2)
+      logstash-core (= 6.2.3)
 
 GEM
   remote: https://rubygems.org/
@@ -81,10 +81,10 @@ GEM
     equalizer (0.0.10)
     faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.21-java)
+    ffi (1.9.23-java)
     filesize (0.0.4)
     filewatch (0.9.0)
-    fivemat (1.3.5)
+    fivemat (1.3.6)
     flores (0.0.7)
     fpm (1.3.3)
       arr-pm (~> 0.0.9)
@@ -325,7 +325,7 @@ GEM
       mail (~> 2.6.3)
       mime-types (= 2.6.2)
       stud (~> 0.0.22)
-    logstash-input-jdbc (4.3.4)
+    logstash-input-jdbc (4.3.5)
       logstash-codec-plain
       logstash-core-plugin-api (>= 1.60, <= 2.99)
       rufus-scheduler
@@ -394,7 +394,7 @@ GEM
     logstash-input-unix (3.0.6)
       logstash-codec-line
       logstash-core-plugin-api (>= 1.60, <= 2.99)
-    logstash-mixin-aws (4.2.3)
+    logstash-mixin-aws (4.2.4)
       aws-sdk (~> 2.3.0)
       aws-sdk-v1 (>= 1.61.0)
       logstash-codec-plain
@@ -531,7 +531,7 @@ GEM
     rack (1.6.6)
     rack-protection (1.5.4)
       rack
-    rack-test (0.8.2)
+    rack-test (0.8.3)
       rack (>= 1.0, < 3)
     rake (12.3.0)
     redis (3.3.5)
@@ -604,6 +604,7 @@ PLATFORMS
   java
 
 DEPENDENCIES
+  atomic (<= 1.1.99)
   benchmark-ips
   builder (~> 3.2.2)
   ci_reporter_rspec (= 1.0.0)
diff --git a/Gemfile.template b/Gemfile.template
index 9c6bcfd4a..b98a6dd07 100644
--- a/Gemfile.template
+++ b/Gemfile.template
@@ -4,6 +4,7 @@
 source "https://rubygems.org"
 gem "logstash-core", :path => "./logstash-core"
 gem "logstash-core-plugin-api", :path => "./logstash-core-plugin-api"
+gem "atomic", "<= 1.1.99"
 gem "paquet", "~> 0.2.0"
 gem "ruby-progressbar", "~> 1.8.1"
 gem "builder", "~> 3.2.2"