diff --git a/Gemfile.lock b/Gemfile.lock
index c53bdf3ee2..7b349af4bf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -66,7 +66,7 @@ GEM
     ast (2.4.2)
     base64 (0.2.0)
     bigdecimal (3.1.6)
-    builder (3.2.4)
+    builder (3.3.0)
     byebug (11.1.3)
     coderay (1.1.3)
     coffee-script (2.4.1)