diff --git a/Gemfile.lock b/Gemfile.lock
index 805216c..036bce9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -225,7 +225,7 @@ GEM
       gemoji (>= 3, < 5)
       html-pipeline (~> 2.2)
       jekyll (>= 3.0, < 5.0)
-    json (2.10.0)
+    json (2.10.1)
     kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
@@ -234,7 +234,7 @@ GEM
     listen (3.9.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    logger (1.6.5)
+    logger (1.6.6)
     mercenary (0.3.6)
     mini_portile2 (2.8.8)
     minima (2.5.1)
@@ -273,7 +273,7 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
-    rexml (3.4.0)
+    rexml (3.4.1)
     rouge (3.30.0)
     rubyzip (2.4.1)
     safe_yaml (1.0.5)