diff --git a/Gemfile.lock b/Gemfile.lock
index ee77d6fc..40910914 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -130,7 +130,7 @@ GEM
     orm_adapter (0.5.0)
     public_suffix (3.0.2)
     puma (3.11.4)
-    rack (2.0.5)
+    rack (2.2.3)
     rack-test (1.0.0)
       rack (>= 1.0, < 3)
     rails (5.2.0)
@@ -192,9 +192,6 @@ GEM
     thor (0.20.0)
     thread_safe (0.3.6)
     tilt (2.0.8)
-    turbolinks (5.1.1)
-      turbolinks-source (~> 5.1)
-    turbolinks-source (5.1.0)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
     uglifier (4.1.10)
@@ -234,7 +231,6 @@ DEPENDENCIES
   sass-rails (~> 5.0)
   selenium-webdriver
   sqlite3
-  turbolinks (~> 5)
   tzinfo-data
   uglifier (>= 1.3.0)
   web-console (>= 3.3.0)