diff --git a/Gemfile b/Gemfile
index b89849d..d1d35c1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,6 @@ source "https://rubygems.org"
 ruby File.read(".ruby-version").strip
 
 gem "github-pages"
-gem "ffi", "1.9.0"
 
 group :test do
   gem "html-proofer"
diff --git a/Gemfile.lock b/Gemfile.lock
index d0e4c0c..4d05636 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,7 +13,7 @@ GEM
       ffi (>= 1.3.0)
       mime-types (~> 1.18)
     fast-stemmer (1.0.2)
-    ffi (1.9.0)
+    ffi (1.9.3)
     github-pages (12)
       RedCloth (= 4.2.9)
       jekyll (= 1.4.2)
@@ -76,7 +76,6 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  ffi (= 1.9.0)
   github-pages
   html-proofer
   rake