diff --git a/package-lock.json b/package-lock.json
index 1b75840..7d29e05 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "dependencies": {
         "one-event": "^4.3.0",
         "serialize-error": "^12.0.0",
-        "type-fest": "^5.3.1",
+        "type-fest": "^5.4.3",
         "webext-detect": "^5.3.2"
       },
       "devDependencies": {
@@ -10518,9 +10518,9 @@
       }
     },
     "node_modules/type-fest": {
-      "version": "5.3.1",
-      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-5.3.1.tgz",
-      "integrity": "sha512-VCn+LMHbd4t6sF3wfU/+HKT63C9OoyrSIf4b+vtWHpt2U7/4InZG467YDNMFMR70DdHjAdpPWmw2lzRdg0Xqqg==",
+      "version": "5.4.3",
+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-5.4.3.tgz",
+      "integrity": "sha512-AXSAQJu79WGc79/3e9/CR77I/KQgeY1AhNvcShIH4PTcGYyC4xv6H4R4AUOwkPS5799KlVDAu8zExeCrkGquiA==",
       "license": "(MIT OR CC0-1.0)",
       "dependencies": {
         "tagged-tag": "^1.0.0"
diff --git a/package.json b/package.json
index 96d897b..dc1fad4 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
   "dependencies": {
     "one-event": "^4.3.0",
     "serialize-error": "^12.0.0",
-    "type-fest": "^5.3.1",
+    "type-fest": "^5.4.3",
     "webext-detect": "^5.3.2"
   },
   "@parcel/resolver-default": {