diff --git a/Gemfile.lock b/Gemfile.lock
index f641b90..824de61 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -32,11 +32,11 @@ GEM
       tins (~> 1.6)
     diff-lcs (1.3)
     docile (1.3.1)
-    ffi (1.13.1)
+    ffi (1.14.2)
     i18n (1.8.5)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
-    listen (3.3.3)
+    listen (3.3.4)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     method_source (0.9.0)