diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 58956ed770..8fa96a4180 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -244,7 +244,7 @@ GEM
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     thread_safe (0.3.6)
-    typhoeus (1.3.1)
+    typhoeus (1.4.0)
       ethon (>= 0.9.0)
     tzinfo (1.2.7)
       thread_safe (~> 0.1)