diff --git a/package.json b/package.json
index 01dab92f..c61ca8c7 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "@eslint/eslintrc": "^3.1.0",
     "@playwright/test": "^1.48.1",
     "@types/node": "^20.16.15",
-    "@types/webextension-polyfill": "^0.10.7",
+    "@types/webextension-polyfill": "^0.12.1",
     "@typescript-eslint/eslint-plugin": "^7.18.0",
     "@typescript-eslint/parser": "^7.18.0",
     "conditional-type-checks": "^1.0.6",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 07ea3e52..9c6f77ff 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -20,8 +20,8 @@ devDependencies:
     specifier: ^20.16.15
     version: 20.16.15
   '@types/webextension-polyfill':
-    specifier: ^0.10.7
-    version: 0.10.7
+    specifier: ^0.12.1
+    version: 0.12.1
   '@typescript-eslint/eslint-plugin':
     specifier: ^7.18.0
     version: 7.18.0(@typescript-eslint/parser@7.18.0)(eslint@8.57.1)(typescript@5.6.3)
@@ -1363,6 +1363,10 @@ packages:
     resolution: {integrity: sha512-10ql7A0qzBmFB+F+qAke/nP1PIonS0TXZAOMVOxEUsm+lGSW6uwVcISFNa0I4Oyj0884TZVWGGMIWeXOVSNFHw==}
     dev: true
 
+  /@types/webextension-polyfill@0.12.1:
+    resolution: {integrity: sha512-xPTFWwQ8BxPevPF2IKsf4hpZNss4LxaOLZXypQH4E63BDLmcwX/RMGdI4tB4VO4Nb6xDBH3F/p4gz4wvof1o9w==}
+    dev: true
+
   /@types/yauzl@2.10.3:
     resolution: {integrity: sha512-oJoftv0LSuaDZE3Le4DbKX+KS9G36NzOeSap90UIK0yMA/NhKJhqlSGtNDORNRaIbQfzjXDrQa0ytJ6mNRGz/Q==}
     requiresBuild: true