diff --git a/samples/acs-to-teams-meeting/client/react/package-lock.json b/samples/acs-to-teams-meeting/client/react/package-lock.json
index d44cd12..ec6917a 100644
--- a/samples/acs-to-teams-meeting/client/react/package-lock.json
+++ b/samples/acs-to-teams-meeting/client/react/package-lock.json
@@ -35,9 +35,9 @@
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-      "resolved": "https://registry.npmjs.org/@adobe/css-tools/-/css-tools-4.0.1.tgz",
-      "integrity": "sha512-+u76oB43nOHrF4DDWRLWDCtci7f3QJoEBigemIdIeTi1ODqjx6Tad9NCVnPRwewWlKkVab5PlK8DCtPTyX7S8g=="
+      "version": "4.3.1",
+      "resolved": "https://registry.npmjs.org/@adobe/css-tools/-/css-tools-4.3.1.tgz",
+      "integrity": "sha512-/62yikz7NLScCGAAST5SHdnjaDJQBDq0M2muyRTpf2VQhw6StBg2ALiu73zSJQ4fMVLA+0uBhBHAle7Wg+2kSg=="
     },
     "node_modules/@ampproject/remapping": {
       "version": "2.2.0",
@@ -16782,9 +16782,9 @@
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     "@adobe/css-tools": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/@adobe/css-tools/-/css-tools-4.0.1.tgz",
-      "integrity": "sha512-+u76oB43nOHrF4DDWRLWDCtci7f3QJoEBigemIdIeTi1ODqjx6Tad9NCVnPRwewWlKkVab5PlK8DCtPTyX7S8g=="
+      "version": "4.3.1",
+      "resolved": "https://registry.npmjs.org/@adobe/css-tools/-/css-tools-4.3.1.tgz",
+      "integrity": "sha512-/62yikz7NLScCGAAST5SHdnjaDJQBDq0M2muyRTpf2VQhw6StBg2ALiu73zSJQ4fMVLA+0uBhBHAle7Wg+2kSg=="
     },
     "@ampproject/remapping": {
       "version": "2.2.0",