diff --git a/Gemfile.lock b/Gemfile.lock
index b324461cfb..015f69da86 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -160,12 +160,12 @@ GEM
       activesupport
       tzinfo
     coderay (1.1.3)
-    concurrent-ruby (1.3.6)
+    concurrent-ruby (1.3.7)
     connection_pool (3.0.2)
     crack (1.0.1)
       bigdecimal
       rexml
-    crass (1.0.6)
+    crass (1.0.7)
     csv (3.3.5)
     cuprite (0.17)
       capybara (~> 3.0)
@@ -287,9 +287,9 @@ GEM
     flipper-active_record (1.4.1)
       activerecord (>= 4.2, < 9)
       flipper (~> 1.4.1)
-    flipper-ui (1.4.1)
+    flipper-ui (1.4.2)
       erubi (>= 1.0.0, < 2.0.0)
-      flipper (~> 1.4.1)
+      flipper (~> 1.4.2)
       rack (>= 1.4, < 4)
       rack-protection (>= 1.5.3, < 5.0.0)
       rack-session (>= 1.0.2, < 3.0.0)