diff --git a/Gemfile.lock b/Gemfile.lock
index a53403c..8edcd7d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,11 +3,11 @@ GEM
   specs:
     base64 (0.2.0)
     diff-lcs (1.5.1)
-    docker-api (2.3.0)
+    docker-api (2.4.0)
       excon (>= 0.64.0)
       multi_json
     erubis (2.7.0)
-    excon (0.111.0)
+    excon (0.112.0)
     heroics (0.1.3)
       base64
       erubis (~> 2.0)