diff --git a/Gemfile.lock b/Gemfile.lock
index 8b37f02..d9ce947 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,19 +3,22 @@ GEM
   specs:
     bcrypt_pbkdf (1.1.0)
     builder (3.2.4)
-    chef-utils (16.6.14)
+    chef-utils (18.3.0)
+      concurrent-ruby
+    concurrent-ruby (1.2.2)
     ed25519 (1.3.0)
-    erubi (1.10.0)
-    ffi (1.15.5)
+    erubi (1.12.0)
+    ffi (1.16.3)
     gssapi (1.3.1)
       ffi (>= 1.0.1)
-    gyoku (1.3.1)
+    gyoku (1.4.0)
       builder (>= 2.1.2)
+      rexml (~> 3.0)
     httpclient (2.8.3)
     kitchen-ansible (0.56.0)
       net-ssh (>= 3)
       test-kitchen (>= 1.4)
-    kitchen-docker (2.12.0)
+    kitchen-docker (2.13.0)
       test-kitchen (>= 1.0.0)
     license-acceptance (2.1.13)
       pastel (~> 0.7)
@@ -23,25 +26,26 @@ GEM
       tty-box (~> 0.6)
       tty-prompt (~> 0.20)
     little-plugger (1.1.4)
-    logging (2.3.0)
+    logging (2.3.1)
       little-plugger (~> 1.1)
       multi_json (~> 1.14)
-    mixlib-install (3.12.16)
+    mixlib-install (3.12.27)
       mixlib-shellout
       mixlib-versioning
       thor
-    mixlib-shellout (3.2.5)
+    mixlib-shellout (3.2.7)
       chef-utils
     mixlib-versioning (1.2.12)
     multi_json (1.15.0)
-    net-scp (3.0.0)
-      net-ssh (>= 2.6.5, < 7.0.0)
-    net-ssh (6.1.0)
+    net-scp (4.0.0)
+      net-ssh (>= 2.6.5, < 8.0.0)
+    net-ssh (7.2.0)
     net-ssh-gateway (2.0.0)
       net-ssh (>= 4.0.0)
     nori (2.6.0)
     pastel (0.8.0)
       tty-color (~> 0.5)
+    rexml (3.2.6)
     rubyntlm (0.6.3)
     rubyzip (2.3.2)
     strings (0.2.1)
@@ -49,22 +53,22 @@ GEM
       unicode-display_width (>= 1.5, < 3.0)
       unicode_utils (~> 1.4)
     strings-ansi (0.2.0)
-    test-kitchen (3.0.0)
+    test-kitchen (3.5.0)
       bcrypt_pbkdf (~> 1.0)
       chef-utils (>= 16.4.35)
       ed25519 (~> 1.2)
       license-acceptance (>= 1.0.11, < 3.0)
       mixlib-install (~> 3.6)
       mixlib-shellout (>= 1.2, < 4.0)
-      net-scp (>= 1.1, < 4.0)
-      net-ssh (>= 2.9, < 7.0)
+      net-scp (>= 1.1, < 5.0)
+      net-ssh (>= 2.9, < 8.0)
       net-ssh-gateway (>= 1.2, < 3.0)
       thor (>= 0.19, < 2.0)
       winrm (~> 2.0)
       winrm-elevated (~> 1.0)
       winrm-fs (~> 1.1)
-    thor (1.2.1)
-    tomlrb (2.0.1)
+    thor (1.2.2)
+    tomlrb (2.0.3)
     tty-box (0.7.0)
       pastel (~> 0.8)
       strings (~> 0.2.0)
@@ -79,7 +83,7 @@ GEM
       tty-screen (~> 0.8)
       wisper (~> 2.0)
     tty-screen (0.8.1)
-    unicode-display_width (2.1.0)
+    unicode-display_width (2.5.0)
     unicode_utils (1.4.0)
     winrm (2.3.6)
       builder (>= 2.1.2)