diff --git a/Gemfile.lock b/Gemfile.lock
index 597a535..d3acca7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,8 +7,8 @@ GEM
       minitest (>= 5.1)
       tzinfo (~> 2.0)
       zeitwerk (~> 2.3)
-    addressable (2.8.6)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.8.7)
+      public_suffix (>= 2.0.2, < 7.0)
     base64 (0.2.0)
     coffee-script (2.4.1)
       coffee-script-source
@@ -213,7 +213,7 @@ GEM
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.23.1)
+    minitest (5.24.1)
     nokogiri (1.13.10)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
@@ -222,12 +222,12 @@ GEM
       sawyer (~> 0.9)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (5.0.5)
+    public_suffix (5.1.1)
     racc (1.8.0)
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.3.0)
+    rexml (3.3.1)
       strscan
     rouge (3.30.0)
     ruby2_keywords (0.0.5)
@@ -251,7 +251,7 @@ GEM
       concurrent-ruby (~> 1.0)
     unicode-display_width (1.8.0)
     webrick (1.8.1)
-    zeitwerk (2.6.15)
+    zeitwerk (2.6.16)
 
 PLATFORMS
   ruby