diff --git a/Gemfile b/Gemfile
old mode 100755
new mode 100644
index 4b88bd4..e3de653
--- a/Gemfile
+++ b/Gemfile
@@ -9,9 +9,9 @@ gem "sinatra", "2.0.1"
 gem "sinatra-reloader"
 gem "haml"
 gem "sass"
-gem "omniauth-facebook", "~> 4.0"
+gem "omniauth-facebook", "~> 5.0", ">= 5.0.0"
 gem "yajl-ruby", "~> 1.3.1"
-gem "koala", "~> 1.11"
+gem "koala", "~> 2.0", ">= 2.0.0"
 gem "createsend", "~> 3.1"
 gem "data_mapper"
 gem "unicorn"
diff --git a/Gemfile.lock b/Gemfile.lock
index d41c4ed..1b2cc5e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,12 +1,14 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.5.2)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.8)
+      public_suffix (>= 2.0.2, < 8.0)
     backports (3.11.1)
+    base64 (0.3.0)
     bcrypt (3.1.11)
     bcrypt-ruby (3.1.5)
       bcrypt (>= 3.1.3)
+    bigdecimal (3.3.1)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     createsend (3.4.0)
@@ -25,7 +27,7 @@ GEM
       dm-validations (~> 1.2.0)
     data_objects (0.10.17)
       addressable (~> 2.1)
-    diff-lcs (1.3)
+    diff-lcs (1.6.2)
     dm-aggregates (1.2.0)
       dm-core (~> 1.2.0)
     dm-constraints (1.2.0)
@@ -68,12 +70,17 @@ GEM
     do_sqlite3 (0.10.17)
       data_objects (= 0.10.17)
     docile (1.1.5)
-    faraday (0.12.2)
-      multipart-post (>= 1.2, < 3)
+    faraday (2.14.1)
+      faraday-net_http (>= 2.0, < 3.5)
+      json
+      logger
+    faraday-net_http (3.4.2)
+      net-http (~> 0.5)
     fastercsv (1.5.5)
-    ffi (1.9.23)
-    haml (5.0.4)
-      temple (>= 0.8.0)
+    ffi (1.17.3)
+    haml (6.4.0)
+      temple (>= 0.8.2)
+      thor
       tilt
     hashdiff (0.3.7)
     hashie (2.1.2)
@@ -81,43 +88,46 @@ GEM
       multi_xml (>= 0.5.2)
     json (1.8.6)
     json_pure (1.8.6)
-    jwt (1.5.6)
+    jwt (2.10.2)
+      base64
     kgio (2.11.2)
-    koala (1.11.1)
+    koala (2.5.0)
       addressable
       faraday
-      multi_json
-    multi_json (1.13.1)
-    multi_xml (0.6.0)
-    multipart-post (2.0.0)
+    logger (1.7.0)
+    multi_json (1.19.1)
+    multi_xml (0.7.1)
+      bigdecimal (~> 3.1)
     mustermann (1.0.2)
+    net-http (0.9.1)
+      uri (>= 0.11.1)
     newrelic_rpm (4.8.0.341)
-    oauth2 (1.4.0)
-      faraday (>= 0.8, < 0.13)
-      jwt (~> 1.0)
+    oauth2 (1.4.11)
+      faraday (>= 0.17.3, < 3.0)
+      jwt (>= 1.0, < 3.0)
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
-      rack (>= 1.2, < 3)
+      rack (>= 1.2, < 4)
     omniauth (1.4.3)
       hashie (>= 1.2, < 4)
       rack (>= 1.6.2, < 3)
-    omniauth-facebook (4.0.0)
+    omniauth-facebook (5.0.0)
       omniauth-oauth2 (~> 1.2)
     omniauth-oauth2 (1.5.0)
       oauth2 (~> 1.1)
       omniauth (~> 1.2)
     pg (1.0.0)
-    public_suffix (3.0.2)
-    rack (2.0.4)
+    public_suffix (6.0.2)
+    rack (2.0.9.4)
     rack-protection (2.0.1)
       rack
-    rack-test (0.8.3)
-      rack (>= 1.0, < 3)
+    rack-test (2.2.0)
+      rack (>= 1.3)
     raindrops (0.19.0)
-    rake (12.3.0)
+    rake (13.3.1)
     rb-fsevent (0.10.3)
-    rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+    rb-inotify (0.11.1)
+      ffi (~> 1.0)
     rspec (3.7.0)
       rspec-core (~> 3.7.0)
       rspec-expectations (~> 3.7.0)
@@ -132,13 +142,13 @@ GEM
       rspec-support (~> 3.7.0)
     rspec-support (3.7.1)
     safe_yaml (1.0.4)
-    sass (3.5.5)
+    sass (3.7.4)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    simplecov (0.15.1)
-      docile (~> 1.1.0)
+    simplecov (0.17.1)
+      docile (~> 1.1)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
@@ -157,11 +167,13 @@ GEM
     sinatra-reloader (1.0)
       sinatra-contrib
     stringex (1.5.1)
-    temple (0.8.0)
+    temple (0.10.4)
+    thor (1.5.0)
     tilt (2.0.8)
-    unicorn (5.4.0)
+    unicorn (6.1.0)
       kgio (~> 2.6)
       raindrops (~> 0.7)
+    uri (1.1.1)
     uuidtools (2.1.5)
     webmock (3.3.0)
       addressable (>= 2.3.6)
@@ -178,10 +190,10 @@ DEPENDENCIES
   dm-postgres-adapter
   dm-sqlite-adapter
   haml
-  koala (~> 1.11)
+  koala (~> 2.0, >= 2.0.0)
   multi_json (~> 1.3)
   newrelic_rpm
-  omniauth-facebook (~> 4.0)
+  omniauth-facebook (~> 5.0, >= 5.0.0)
   pg
   rack (~> 2.0.0)
   rack-test
@@ -199,4 +211,4 @@ RUBY VERSION
    ruby 2.2.2p95
 
 BUNDLED WITH
-   1.16.1
+   2.3.27