diff --git a/Gemfile.lock b/Gemfile.lock
index 4ec27e1..201a4af 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -32,7 +32,7 @@ GEM
       ffi (>= 1.15.0)
     eventmachine (1.2.7)
     fastimage (2.2.5)
-    ffi (1.15.4)
+    ffi (1.15.5)
     forwardable-extended (2.6.0)
     html-proofer (3.19.2)
       addressable (~> 2.3)
@@ -60,7 +60,7 @@ GEM
       rouge (~> 3.0)
       safe_yaml (~> 1.0)
       terminal-table (~> 2.0)
-    jekyll-multiple-languages-plugin (1.7.0)
+    jekyll-multiple-languages-plugin (1.8.0)
       jekyll (>= 2.0, < 5.0)
     jekyll-sass-converter (2.1.0)
       sassc (> 2.0.1, < 3.0)
@@ -71,7 +71,7 @@ GEM
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
     liquid (4.0.3)
-    listen (3.7.0)
+    listen (3.7.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     matrix (0.4.2)
@@ -101,7 +101,7 @@ GEM
       ffi (~> 1.0)
     regexp_parser (2.1.1)
     rexml (3.2.5)
-    rouge (3.26.1)
+    rouge (3.27.0)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
       rspec-expectations (~> 3.10.0)