diff --git a/Gemfile.lock b/Gemfile.lock
index 575eecb1..b75443f4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -47,8 +47,8 @@ GEM
       tzinfo (~> 1.1)
     acts_as_list (0.9.19)
       activerecord (>= 3.0)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     airbrussh (1.3.1)
       sshkit (>= 1.6.1, != 1.7.0)
     archive-zip (0.12.0)
@@ -171,6 +171,7 @@ GEM
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
     io-like (0.3.0)
+    ipaddr (1.2.2)
     jaro_winkler (1.5.2)
     jbuilder (2.8.0)
       activesupport (>= 4.2.0)
@@ -256,6 +257,7 @@ GEM
       oauth2 (~> 1.1)
       omniauth (~> 1.9)
     openssl (2.1.2)
+      ipaddr
     orm_adapter (0.5.0)
     os (1.0.1)
     parallel (1.17.0)
@@ -274,7 +276,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     psych (3.1.0)
-    public_suffix (3.0.3)
+    public_suffix (4.0.6)
     puma (3.12.1)
     rack (2.0.7)
     rack-proxy (0.6.5)