diff --git a/omnibus/Gemfile.lock b/omnibus/Gemfile.lock
index af3af2b9f..77ebe7e11 100644
--- a/omnibus/Gemfile.lock
+++ b/omnibus/Gemfile.lock
@@ -143,8 +143,8 @@ GEM
     contracts (0.16.1)
     cookbook-omnifetch (0.11.1)
       mixlib-archive (>= 0.4, < 2.0)
-    cookstyle (7.16.1)
-      rubocop (= 1.18.4)
+    cookstyle (7.32.1)
+      rubocop (= 1.25.1)
     diff-lcs (1.3)
     ed25519 (1.2.4)
     erubi (1.10.0)
@@ -269,8 +269,8 @@ GEM
       plist (~> 3.1)
       train-core
       wmi-lite (~> 1.0)
-    parallel (1.20.1)
-    parser (3.0.2.0)
+    parallel (1.21.0)
+    parser (3.1.1.0)
       ast (~> 2.4.1)
     parslet (1.8.2)
     pastel (0.8.0)
@@ -288,8 +288,8 @@ GEM
       method_source (~> 1.0)
     public_suffix (4.0.6)
     rack (2.2.3)
-    rainbow (3.0.0)
-    regexp_parser (2.1.1)
+    rainbow (3.1.1)
+    regexp_parser (2.2.1)
     retryable (3.0.5)
     rexml (3.2.5)
     rspec (3.10.0)
@@ -308,17 +308,17 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.10.0)
     rspec-support (3.10.2)
-    rubocop (1.18.4)
+    rubocop (1.25.1)
       parallel (~> 1.10)
-      parser (>= 3.0.0.0)
+      parser (>= 3.1.0.0)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml
-      rubocop-ast (>= 1.8.0, < 2.0)
+      rubocop-ast (>= 1.15.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.9.0)
-      parser (>= 3.0.1.1)
+    rubocop-ast (1.16.0)
+      parser (>= 3.1.1.0)
     ruby-progressbar (1.11.0)
     ruby2_keywords (0.0.5)
     rubyntlm (0.6.3)
@@ -384,7 +384,7 @@ GEM
       pastel (~> 0.8)
       strings (~> 0.2.0)
       tty-screen (~> 0.8)
-    unicode-display_width (2.0.0)
+    unicode-display_width (2.1.0)
     unicode_utils (1.4.0)
     uuidtools (2.2.0)
     webrick (1.7.0)