diff --git a/_site/Gemfile b/_site/Gemfile
old mode 100755
new mode 100644
index df17e00..f9fb719
--- a/_site/Gemfile
+++ b/_site/Gemfile
@@ -4,4 +4,4 @@ gem "jekyll", "~> 2.4.0"
 gem "rdiscount", "~> 2.1.7"
 gem "pygments.rb", "~> 0.6.3"
 gem "github-pages", "~> 39"
-gem "rake", "~> 10.1.1"
+gem "rake", "~> 12.3.3"
diff --git a/_site/Gemfile.lock b/_site/Gemfile.lock
old mode 100755
new mode 100644
index 94721b2..50ee6a2
--- a/_site/Gemfile.lock
+++ b/_site/Gemfile.lock
@@ -111,7 +111,7 @@ GEM
     pygments.rb (0.6.3)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.2.0)
-    rake (10.1.1)
+    rake (12.3.3)
     rb-fsevent (0.9.6)
     rb-inotify (0.9.5)
       ffi (>= 0.5.0)
@@ -139,7 +139,7 @@ DEPENDENCIES
   github-pages (~> 39)
   jekyll (~> 2.4.0)
   pygments.rb (~> 0.6.3)
-  rake (~> 10.1.1)
+  rake (~> 12.3.3)
   rdiscount (~> 2.1.7)
 
 BUNDLED WITH