diff --git a/fontspector-web/www/package-lock.json b/fontspector-web/www/package-lock.json
index b7055ccd..b5a4a11d 100644
--- a/fontspector-web/www/package-lock.json
+++ b/fontspector-web/www/package-lock.json
@@ -23,7 +23,7 @@
         "bootstrap": "^5.3.8",
         "cmark-gfm-js": "^1.1.7",
         "dropzone": "^6.0.0-beta.2",
-        "harfbuzzjs": "^0.10.0",
+        "harfbuzzjs": "^1.0.0",
         "jquery": "^4.0.0",
         "rollup": "^4.60.1",
         "sass-embedded": "^1.97.3",
@@ -1843,9 +1843,9 @@
       }
     },
     "node_modules/harfbuzzjs": {
-      "version": "0.10.3",
-      "resolved": "https://registry.npmjs.org/harfbuzzjs/-/harfbuzzjs-0.10.3.tgz",
-      "integrity": "sha512-GJnLUrgLMadlMYrBGEXwYEimObbysy3prWT4HyPpFQERvgTU/OZ+ReUlEPOum6w4RBtFXzXiCCmECOr4sz3qwQ==",
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/harfbuzzjs/-/harfbuzzjs-1.2.1.tgz",
+      "integrity": "sha512-XOtbpWwQ8pHceShD5LNIU8Tz0G/r0TLQf4K/ut9Z8SkBcKwaW4Hn1zYJDJe8GUosDlrKSzkCMHHBjpf/bQbz/g==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/fontspector-web/www/package.json b/fontspector-web/www/package.json
index e162490c..c200fb45 100644
--- a/fontspector-web/www/package.json
+++ b/fontspector-web/www/package.json
@@ -22,7 +22,7 @@
     "bootstrap": "^5.3.8",
     "cmark-gfm-js": "^1.1.7",
     "dropzone": "^6.0.0-beta.2",
-    "harfbuzzjs": "^0.10.0",
+    "harfbuzzjs": "^1.0.0",
     "jquery": "^4.0.0",
     "rollup": "^4.60.1",
     "sass-embedded": "^1.97.3",