diff --git a/samples/react-personal-dashboard/package-lock.json b/samples/react-personal-dashboard/package-lock.json
index 1844064ef8..8456fc6f77 100644
--- a/samples/react-personal-dashboard/package-lock.json
+++ b/samples/react-personal-dashboard/package-lock.json
@@ -15,7 +15,7 @@
         "@microsoft/sp-office-ui-fabric-core": "1.20.0",
         "@microsoft/sp-property-pane": "1.20.0",
         "@microsoft/sp-webpart-base": "1.20.0",
-        "dompurify": "^3.3.2",
+        "dompurify": "^3.4.0",
         "handlebars": "^4.7.8",
         "react": "16.13.1",
         "react-dom": "16.13.1",
@@ -20560,12 +20560,9 @@
       ]
     },
     "node_modules/dompurify": {
-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.3.2.tgz",
-      "integrity": "sha512-6obghkliLdmKa56xdbLOpUZ43pAR6xFy1uOrxBaIDjT+yaRuuybLjGS9eVBoSR/UPU5fq3OXClEHLJNGvbxKpQ==",
-      "engines": {
-        "node": ">=20"
-      },
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.0.tgz",
+      "integrity": "sha512-nolgK9JcaUXMSmW+j1yaSvaEaoXYHwWyGJlkoCTghc97KgGDDSnpoU/PlEnw63Ah+TGKFOyY+X5LnxaWbCSfXg==",
       "optionalDependencies": {
         "@types/trusted-types": "^2.0.7"
       }
@@ -56702,9 +56699,9 @@
       }
     },
     "dompurify": {
-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.3.2.tgz",
-      "integrity": "sha512-6obghkliLdmKa56xdbLOpUZ43pAR6xFy1uOrxBaIDjT+yaRuuybLjGS9eVBoSR/UPU5fq3OXClEHLJNGvbxKpQ==",
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/dompurify/-/dompurify-3.4.0.tgz",
+      "integrity": "sha512-nolgK9JcaUXMSmW+j1yaSvaEaoXYHwWyGJlkoCTghc97KgGDDSnpoU/PlEnw63Ah+TGKFOyY+X5LnxaWbCSfXg==",
       "requires": {
         "@types/trusted-types": "^2.0.7"
       }
diff --git a/samples/react-personal-dashboard/package.json b/samples/react-personal-dashboard/package.json
index 8e665681f1..5dd6d51b0e 100644
--- a/samples/react-personal-dashboard/package.json
+++ b/samples/react-personal-dashboard/package.json
@@ -17,7 +17,7 @@
     "@microsoft/sp-office-ui-fabric-core": "1.20.0",
     "@microsoft/sp-property-pane": "1.20.0",
     "@microsoft/sp-webpart-base": "1.20.0",
-    "dompurify": "^3.3.2",
+    "dompurify": "^3.4.0",
     "handlebars": "^4.7.8",
     "react": "16.13.1",
     "react-dom": "16.13.1",