diff --git a/spring-cloud-contract/pact-consumer/yarn.lock b/spring-cloud-contract/pact-consumer/yarn.lock
index dcf007b..6e5d028 100644
--- a/spring-cloud-contract/pact-consumer/yarn.lock
+++ b/spring-cloud-contract/pact-consumer/yarn.lock
@@ -2239,7 +2239,7 @@ commander@2.17.x:
   version "2.17.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.17.1.tgz#bd77ab7de6de94205ceacc72f1716d29f20a77bf"
 
-commander@^2.11.0, commander@^2.20.0, commander@~2.20.0:
+commander@^2.11.0, commander@^2.20.0:
   version "2.20.1"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.1.tgz#3863ce3ca92d0831dcf2a102f5fb4b5926afd0f9"
 
@@ -3815,12 +3815,13 @@ handle-thing@^2.0.0:
   resolved "https://registry.yarnpkg.com/handle-thing/-/handle-thing-2.0.0.tgz#0e039695ff50c93fc288557d696f3c1dc6776754"
 
 handlebars@^4.1.2:
-  version "4.4.2"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.4.2.tgz#8810a9821a9d6d52cb2f57d326d6ce7c3dfe741d"
+  version "4.7.6"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.6.tgz#d4c05c1baf90e9945f77aa68a7a219aa4a7df74e"
   dependencies:
+    minimist "^1.2.5"
     neo-async "^2.6.0"
-    optimist "^0.6.1"
     source-map "^0.6.1"
+    wordwrap "^1.0.0"
   optionalDependencies:
     uglify-js "^3.1.4"
 
@@ -5385,13 +5386,9 @@ minimist@0.0.8:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
 
-minimist@^1.1.1, minimist@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
-
-minimist@~0.0.1:
-  version "0.0.10"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
+minimist@^1.1.1, minimist@^1.2.0, minimist@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
 
 minipass@^2.6.0, minipass@^2.8.6, minipass@^2.9.0:
   version "2.9.0"
@@ -5516,8 +5513,8 @@ negotiator@0.6.2:
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.2.tgz#feacf7ccf525a77ae9634436a64883ffeca346fb"
 
 neo-async@^2.5.0, neo-async@^2.6.0, neo-async@^2.6.1:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.1.tgz#ac27ada66167fa8849a6addd837f6b189ad2081c"
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.2.tgz#b4aafb93e3aeb2d8174ca53cf163ab7d7308305f"
 
 next-tick@^1.0.0:
   version "1.0.0"
@@ -5820,13 +5817,6 @@ opn@^5.1.0:
   dependencies:
     is-wsl "^1.1.0"
 
-optimist@^0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
-  dependencies:
-    minimist "~0.0.1"
-    wordwrap "~0.0.2"
-
 optimize-css-assets-webpack-plugin@5.0.3:
   version "5.0.3"
   resolved "https://registry.yarnpkg.com/optimize-css-assets-webpack-plugin/-/optimize-css-assets-webpack-plugin-5.0.3.tgz#e2f1d4d94ad8c0af8967ebd7cf138dcb1ef14572"
@@ -6965,14 +6955,14 @@ react-dev-utils@^9.1.0:
     strip-ansi "5.2.0"
     text-table "0.2.0"
 
-react-dom@16.11.0:
-  version "16.11.0"
-  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-16.11.0.tgz#7e7c4a5a85a569d565c2462f5d345da2dd849af5"
+react-dom@^16.11.0:
+  version "16.13.1"
+  resolved "https://registry.yarnpkg.com/react-dom/-/react-dom-16.13.1.tgz#c1bd37331a0486c078ee54c4740720993b2e0e7f"
   dependencies:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
     prop-types "^15.6.2"
-    scheduler "^0.17.0"
+    scheduler "^0.19.1"
 
 react-error-overlay@^6.0.3:
   version "6.0.3"
@@ -7042,9 +7032,9 @@ react-scripts@3.2.0:
   optionalDependencies:
     fsevents "2.0.7"
 
-react@16.11.0:
-  version "16.11.0"
-  resolved "https://registry.yarnpkg.com/react/-/react-16.11.0.tgz#d294545fe62299ccee83363599bf904e4a07fdbb"
+react@^16.11.0:
+  version "16.13.1"
+  resolved "https://registry.yarnpkg.com/react/-/react-16.13.1.tgz#2e818822f1a9743122c063d6410d85c1e3afe48e"
   dependencies:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
@@ -7433,9 +7423,9 @@ saxes@^3.1.9:
   dependencies:
     xmlchars "^2.1.1"
 
-scheduler@^0.17.0:
-  version "0.17.0"
-  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.17.0.tgz#7c9c673e4ec781fac853927916d1c426b6f3ddfe"
+scheduler@^0.19.1:
+  version "0.19.1"
+  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.19.1.tgz#4f3e2ed2c1a7d65681f4c854fa8c5a1ccb40f196"
   dependencies:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
@@ -8221,11 +8211,8 @@ uglify-js@3.4.x:
     source-map "~0.6.1"
 
 uglify-js@^3.1.4:
-  version "3.6.0"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.6.0.tgz#704681345c53a8b2079fb6cec294b05ead242ff5"
-  dependencies:
-    commander "~2.20.0"
-    source-map "~0.6.1"
+  version "3.10.4"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.10.4.tgz#dd680f5687bc0d7a93b14a3482d16db6eba2bfbb"
 
 unicode-canonical-property-names-ecmascript@^1.0.4:
   version "1.0.4"
@@ -8596,11 +8583,7 @@ wide-align@^1.1.0:
   dependencies:
     string-width "^1.0.2 || 2"
 
-wordwrap@~0.0.2:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
-
-wordwrap@~1.0.0:
+wordwrap@^1.0.0, wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"