diff --git a/Gemfile.lock b/Gemfile.lock
index b8ed0443d..6af37750f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -168,7 +168,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.2.0)
+    concurrent-ruby (1.2.2)
     connection_pool (2.3.0)
     counter_culture (3.3.0)
       activerecord (>= 4.2)
@@ -868,7 +868,7 @@ GEM
       dante (>= 0.2.0)
       multi_json (~> 1.0)
       stripe (> 5, < 6)
-    strong_migrations (1.4.2)
+    strong_migrations (1.4.3)
       activerecord (>= 5.2)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
diff --git a/vendor/cache/concurrent-ruby-1.2.0.gem b/vendor/cache/concurrent-ruby-1.2.0.gem
deleted file mode 100644
index e487b84fe..000000000
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diff --git a/vendor/cache/concurrent-ruby-1.2.2.gem b/vendor/cache/concurrent-ruby-1.2.2.gem
new file mode 100644
index 000000000..8caccaff9
Binary files /dev/null and b/vendor/cache/concurrent-ruby-1.2.2.gem differ
diff --git a/vendor/cache/strong_migrations-1.4.2.gem b/vendor/cache/strong_migrations-1.4.2.gem
deleted file mode 100644
index 72545643e..000000000
Binary files a/vendor/cache/strong_migrations-1.4.2.gem and /dev/null differ
diff --git a/vendor/cache/strong_migrations-1.4.3.gem b/vendor/cache/strong_migrations-1.4.3.gem
new file mode 100644
index 000000000..be1eb1a83
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