diff --git a/gemfiles/Gemfile.rails-4.1-stable b/gemfiles/Gemfile.rails-4.1-stable
index 69eff849..44a1c98a 100644
--- a/gemfiles/Gemfile.rails-4.1-stable
+++ b/gemfiles/Gemfile.rails-4.1-stable
@@ -8,6 +8,8 @@ gem "rails", github: "rails/rails", branch: "4-1-stable"
 gem "omniauth"
 gem "omniauth-oauth2"
 gem "rdoc", "~> 5.1"
+# Force this version because it's breaking on CI since a higher nokogiri version requires Ruby 2.3+.
+gem "nokogiri", "1.9.1"
 
 group :test do
   gem "omniauth-facebook"
diff --git a/gemfiles/Gemfile.rails-4.1-stable.lock b/gemfiles/Gemfile.rails-4.1-stable.lock
index 45c62fdf..b86fdbb6 100644
--- a/gemfiles/Gemfile.rails-4.1-stable.lock
+++ b/gemfiles/Gemfile.rails-4.1-stable.lock
@@ -72,7 +72,7 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.1.0)
+    mini_portile2 (2.4.0)
     minitest (5.10.1)
     mocha (1.2.1)
       metaclass (~> 0.0.1)
@@ -88,8 +88,8 @@ GEM
     multi_json (1.12.1)
     multi_xml (0.6.0)
     multipart-post (2.0.0)
-    nokogiri (1.7.0.1)
-      mini_portile2 (~> 2.1.0)
+    nokogiri (1.9.1)
+      mini_portile2 (~> 2.4.0)
     oauth2 (1.3.1)
       faraday (>= 0.8, < 0.12)
       jwt (~> 1.0)
@@ -158,6 +158,7 @@ DEPENDENCIES
   jruby-openssl
   mocha (~> 1.1)
   mongoid (~> 4.0)
+  nokogiri (= 1.9.1)
   omniauth
   omniauth-facebook
   omniauth-oauth2