diff --git a/Gemfile.lock b/Gemfile.lock
index 6ea5c72615..c1c04d6b6d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -4,7 +4,7 @@ GEM
     colorator (0.1)
     ffi (1.9.10)
     ffi (1.9.10-x64-mingw32)
-    jekyll (3.1.2)
+    jekyll (3.1.6)
       colorator (~> 0.1)
       jekyll-sass-converter (~> 1.0)
       jekyll-watch (~> 1.1)
@@ -18,21 +18,21 @@ GEM
     jekyll-sass-converter (1.4.0)
       sass (~> 3.4)
     jekyll-sitemap (0.10.0)
-    jekyll-watch (1.3.1)
-      listen (~> 3.0)
-    kramdown (1.10.0)
+    jekyll-watch (1.4.0)
+      listen (~> 3.0, < 3.1)
+    kramdown (1.11.1)
     liquid (3.0.6)
-    listen (3.0.6)
-      rb-fsevent (>= 0.9.3)
-      rb-inotify (>= 0.9.7)
-    mercenary (0.3.5)
+    listen (3.0.8)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    mercenary (0.3.6)
     rake (10.5.0)
     rb-fsevent (0.9.7)
     rb-inotify (0.9.7)
       ffi (>= 0.5.0)
     rouge (1.10.1)
     safe_yaml (1.0.4)
-    sass (3.4.21)
+    sass (3.4.22)
     scss_lint (0.47.1)
       rake (>= 0.9, < 11)
       sass (~> 3.4.15)
@@ -48,4 +48,4 @@ DEPENDENCIES
   scss_lint (~> 0.47.1)
 
 BUNDLED WITH
-   1.11.2
+   1.12.5