diff --git a/Gemfile.lock b/Gemfile.lock
index c765f60..338d7a0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,9 @@ GEM
     docker-api (2.2.0)
       excon (>= 0.47.0)
       multi_json
-    excon (0.85.0)
+    excon (1.5.0)
+      logger
+    logger (1.7.0)
     multi_json (1.15.0)
     net-scp (3.0.0)
       net-ssh (>= 2.6.5, < 7.0.0)