diff --git a/Gemfile b/Gemfile
index 94a960ccf0f..3c631b37c89 100644
--- a/Gemfile
+++ b/Gemfile
@@ -57,15 +57,7 @@ gem 'mail', '~> 2.5.4'
 gem 'hiredis'
 gem 'redis', require:  ["redis", "redis/connection/hiredis"]
 
-# We use some ams 0.8.0 features, need to amend code
-# to support 0.9 etc, bench needs to run and ensure no
-# perf regressions
-if rails_master?
-  gem 'active_model_serializers', github: 'rails-api/active_model_serializers', branch: '0-8-stable'
-else
-  gem 'active_model_serializers', '~> 0.8.0'
-end
-
+gem 'active_model_serializers', '~> 0.8.3'
 
 gem 'onebox'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 6ffdd73624c..94a9bd75f81 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -22,7 +22,7 @@ GEM
       activesupport (= 4.1.10)
       builder (~> 3.1)
       erubis (~> 2.7.0)
-    active_model_serializers (0.8.2)
+    active_model_serializers (0.8.3)
       activemodel (>= 3.0)
     activemodel (4.1.10)
       activesupport (= 4.1.10)
@@ -460,7 +460,7 @@ PLATFORMS
 
 DEPENDENCIES
   actionpack-action_caching
-  active_model_serializers (~> 0.8.0)
+  active_model_serializers (~> 0.8.3)
   annotate
   babel-transpiler
   barber