diff --git a/Gemfile.lock b/Gemfile.lock
index 634ea9e..b7a380e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -175,7 +175,7 @@ GEM
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    poltergeist (1.15.0)
+    poltergeist (1.16.0)
       capybara (~> 2.1)
       cliver (~> 0.3.1)
       websocket-driver (>= 0.2.0)