diff --git a/Gemfile.lock b/Gemfile.lock
index 50863ff3..bf189a7c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -36,7 +36,7 @@ GEM
       erubis (~> 2.7.0)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    active_model_serializers (0.10.8)
+    active_model_serializers (0.10.9)
       actionpack (>= 4.1, < 6)
       activemodel (>= 4.1, < 6)
       case_transform (>= 0.2)