diff --git a/week_01/selfstarter-master/Gemfile b/week_01/selfstarter-master/Gemfile
old mode 100755
new mode 100644
index d2fc666..307b93f
--- a/week_01/selfstarter-master/Gemfile
+++ b/week_01/selfstarter-master/Gemfile
@@ -3,7 +3,7 @@ source 'https://rubygems.org'
 ruby '1.9.3'
 
 gem 'rails', '3.2.13'
-gem 'json', '~> 1.7.7'
+gem 'json', '~> 2.3.0'
 
 group :development do
   gem 'sqlite3'
diff --git a/week_01/selfstarter-master/Gemfile.lock b/week_01/selfstarter-master/Gemfile.lock
old mode 100755
new mode 100644
index f37514e..babb2c7
--- a/week_01/selfstarter-master/Gemfile.lock
+++ b/week_01/selfstarter-master/Gemfile.lock
@@ -50,13 +50,13 @@ GEM
     eventmachine (1.0.0)
     execjs (1.4.0)
       multi_json (~> 1.0)
-    hike (1.2.1)
+    hike (1.2.3)
     i18n (0.6.1)
     journey (1.0.4)
     jquery-rails (2.1.4)
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
-    json (1.7.7)
+    json (2.3.0)
     mail (2.4.4)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
@@ -66,7 +66,7 @@ GEM
     mime-types (1.22)
     mocha (0.10.5)
       metaclass (~> 0.0.1)
-    multi_json (1.7.2)
+    multi_json (1.15.0)
     multi_xml (0.5.3)
     pg (0.14.1)
     polyglot (0.3.3)
@@ -76,12 +76,12 @@ GEM
       slop (~> 3.3.1)
     pry-rails (0.2.2)
       pry (>= 0.9.10)
-    rack (1.4.5)
-    rack-cache (1.2)
+    rack (1.4.7)
+    rack-cache (1.7.1)
       rack (>= 0.4)
-    rack-ssl (1.3.3)
+    rack-ssl (1.3.4)
       rack
-    rack-test (0.6.2)
+    rack-test (0.6.3)
       rack (>= 1.0)
     rails (3.2.13)
       actionmailer (= 3.2.13)
@@ -100,9 +100,8 @@ GEM
       rake (>= 0.8.7)
       rdoc (~> 3.4)
       thor (>= 0.14.6, < 2.0)
-    rake (10.0.3)
-    rdoc (3.12)
-      json (~> 1.4)
+    rake (12.2.1)
+    rdoc (3.9.5)
     rest-client (1.6.7)
       mime-types (>= 1.16)
     rspec-core (2.12.2)
@@ -129,7 +128,7 @@ GEM
       activesupport (>= 3.0.0)
       bourne (~> 1.1.2)
     slop (3.3.3)
-    sprockets (2.2.2)
+    sprockets (2.2.3)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
@@ -139,8 +138,8 @@ GEM
       daemons (>= 1.0.9)
       eventmachine (>= 0.12.6)
       rack (>= 1.0.0)
-    thor (0.16.0)
-    tilt (1.3.3)
+    thor (0.20.3)
+    tilt (1.4.1)
     treetop (1.4.12)
       polyglot
       polyglot (>= 0.3.1)
@@ -156,7 +155,7 @@ DEPENDENCIES
   amazon_flex_pay
   coffee-rails (~> 3.2.1)
   jquery-rails
-  json (~> 1.7.7)
+  json (~> 2.3.0)
   pg
   pry-rails
   rails (= 3.2.13)