diff --git a/docs/specs/Gemfile.lock b/docs/specs/Gemfile.lock
index 106146aea..67cb4e56b 100644
--- a/docs/specs/Gemfile.lock
+++ b/docs/specs/Gemfile.lock
@@ -127,8 +127,8 @@ GEM
     adamantium (0.2.0)
       ice_nine (~> 0.11.0)
       memoizable (~> 0.4.0)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     anima (0.3.2)
       abstract_type (~> 0.0.7)
       adamantium (~> 0.2)
@@ -254,7 +254,7 @@ GEM
     pry (0.14.0)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     puma (3.12.6)
     racc (1.5.2)
     rack (2.2.3)