diff --git a/commafeed-client/biome.json b/commafeed-client/biome.json
index ce836399..7ef44801 100644
--- a/commafeed-client/biome.json
+++ b/commafeed-client/biome.json
@@ -1,5 +1,5 @@
 {
-    "$schema": "https://biomejs.dev/schemas/2.4.8/schema.json",
+    "$schema": "https://biomejs.dev/schemas/2.4.9/schema.json",
     "formatter": {
         "indentStyle": "space",
         "indentWidth": 4,
diff --git a/commafeed-client/package-lock.json b/commafeed-client/package-lock.json
index d515c87e..385eb696 100644
--- a/commafeed-client/package-lock.json
+++ b/commafeed-client/package-lock.json
@@ -46,7 +46,7 @@
                 "websocket-heartbeat-js": "^1.1.3"
             },
             "devDependencies": {
-                "@biomejs/biome": "^2.4.8",
+                "@biomejs/biome": "^2.4.9",
                 "@lingui/babel-plugin-lingui-macro": "^5.9.3",
                 "@lingui/cli": "^5.9.3",
                 "@lingui/vite-plugin": "^5.9.3",
@@ -373,9 +373,9 @@
             }
         },
         "node_modules/@biomejs/biome": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/biome/-/biome-2.4.8.tgz",
-            "integrity": "sha512-ponn0oKOky1oRXBV+rlSaUlixUxf1aZvWC19Z41zBfUOUesthrQqL3OtiAlSB1EjFjyWpn98Q64DHelhA6jNlA==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/biome/-/biome-2.4.9.tgz",
+            "integrity": "sha512-wvZW92FrwitTcacvCBT8xdAbfbxWfDLwjYMmU3djjqQTh7Ni4ZdiWIT/x5VcZ+RQuxiKzIOzi5D+dcyJDFZMsA==",
             "dev": true,
             "license": "MIT OR Apache-2.0",
             "bin": {
@@ -389,20 +389,20 @@
                 "url": "https://opencollective.com/biome"
             },
             "optionalDependencies": {
-                "@biomejs/cli-darwin-arm64": "2.4.8",
-                "@biomejs/cli-darwin-x64": "2.4.8",
-                "@biomejs/cli-linux-arm64": "2.4.8",
-                "@biomejs/cli-linux-arm64-musl": "2.4.8",
-                "@biomejs/cli-linux-x64": "2.4.8",
-                "@biomejs/cli-linux-x64-musl": "2.4.8",
-                "@biomejs/cli-win32-arm64": "2.4.8",
-                "@biomejs/cli-win32-x64": "2.4.8"
+                "@biomejs/cli-darwin-arm64": "2.4.9",
+                "@biomejs/cli-darwin-x64": "2.4.9",
+                "@biomejs/cli-linux-arm64": "2.4.9",
+                "@biomejs/cli-linux-arm64-musl": "2.4.9",
+                "@biomejs/cli-linux-x64": "2.4.9",
+                "@biomejs/cli-linux-x64-musl": "2.4.9",
+                "@biomejs/cli-win32-arm64": "2.4.9",
+                "@biomejs/cli-win32-x64": "2.4.9"
             }
         },
         "node_modules/@biomejs/cli-darwin-arm64": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/cli-darwin-arm64/-/cli-darwin-arm64-2.4.8.tgz",
-            "integrity": "sha512-ARx0tECE8I7S2C2yjnWYLNbBdDoPdq3oyNLhMglmuctThwUsuzFWRKrHmIGwIRWKz0Mat9DuzLEDp52hGnrxGQ==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/cli-darwin-arm64/-/cli-darwin-arm64-2.4.9.tgz",
+            "integrity": "sha512-d5G8Gf2RpH5pYwiHLPA+UpG3G9TLQu4WM+VK6sfL7K68AmhcEQ9r+nkj/DvR/GYhYox6twsHUtmWWWIKfcfQQA==",
             "cpu": [
                 "arm64"
             ],
@@ -417,9 +417,9 @@
             }
         },
         "node_modules/@biomejs/cli-darwin-x64": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/cli-darwin-x64/-/cli-darwin-x64-2.4.8.tgz",
-            "integrity": "sha512-Jg9/PsB9vDCJlANE8uhG7qDhb5w0Ix69D7XIIc8IfZPUoiPrbLm33k2Ig3NOJ/7nb3UbesFz3D1aDKm9DvzjhQ==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/cli-darwin-x64/-/cli-darwin-x64-2.4.9.tgz",
+            "integrity": "sha512-LNCLNgqDMG7BLdc3a8aY/dwKPK7+R8/JXJoXjCvZh2gx8KseqBdFDKbhrr7HCWF8SzNhbTaALhTBoh/I6rf9lA==",
             "cpu": [
                 "x64"
             ],
@@ -434,13 +434,16 @@
             }
         },
         "node_modules/@biomejs/cli-linux-arm64": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/cli-linux-arm64/-/cli-linux-arm64-2.4.8.tgz",
-            "integrity": "sha512-5CdrsJct76XG2hpKFwXnEtlT1p+4g4yV+XvvwBpzKsTNLO9c6iLlAxwcae2BJ7ekPGWjNGw9j09T5KGPKKxQig==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/cli-linux-arm64/-/cli-linux-arm64-2.4.9.tgz",
+            "integrity": "sha512-4adnkAUi6K4C/emPRgYznMOcLlUqZdXWM6aIui4VP4LraE764g6Q4YguygnAUoxKjKIXIWPteKMgRbN0wsgwcg==",
             "cpu": [
                 "arm64"
             ],
             "dev": true,
+            "libc": [
+                "glibc"
+            ],
             "license": "MIT OR Apache-2.0",
             "optional": true,
             "os": [
@@ -451,13 +454,16 @@
             }
         },
         "node_modules/@biomejs/cli-linux-arm64-musl": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/cli-linux-arm64-musl/-/cli-linux-arm64-musl-2.4.8.tgz",
-            "integrity": "sha512-Zo9OhBQDJ3IBGPlqHiTISloo5H0+FBIpemqIJdW/0edJ+gEcLR+MZeZozcUyz3o1nXkVA7++DdRKQT0599j9jA==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/cli-linux-arm64-musl/-/cli-linux-arm64-musl-2.4.9.tgz",
+            "integrity": "sha512-8RCww5xnPn2wpK4L/QDGDOW0dq80uVWfppPxHIUg6mOs9B6gRmqPp32h1Ls3T8GnW8Wo5A8u7vpTwz4fExN+sw==",
             "cpu": [
                 "arm64"
             ],
             "dev": true,
+            "libc": [
+                "musl"
+            ],
             "license": "MIT OR Apache-2.0",
             "optional": true,
             "os": [
@@ -468,13 +474,16 @@
             }
         },
         "node_modules/@biomejs/cli-linux-x64": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/cli-linux-x64/-/cli-linux-x64-2.4.8.tgz",
-            "integrity": "sha512-PdKXspVEaMCQLjtZCn6vfSck/li4KX9KGwSDbZdgIqlrizJ2MnMcE3TvHa2tVfXNmbjMikzcfJpuPWH695yJrw==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/cli-linux-x64/-/cli-linux-x64-2.4.9.tgz",
+            "integrity": "sha512-L10na7POF0Ks/cgLFNF1ZvIe+X4onLkTi5oP9hY+Rh60Q+7fWzKDDCeGyiHUFf1nGIa9dQOOUPGe2MyYg8nMSQ==",
             "cpu": [
                 "x64"
             ],
             "dev": true,
+            "libc": [
+                "glibc"
+            ],
             "license": "MIT OR Apache-2.0",
             "optional": true,
             "os": [
@@ -485,13 +494,16 @@
             }
         },
         "node_modules/@biomejs/cli-linux-x64-musl": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/cli-linux-x64-musl/-/cli-linux-x64-musl-2.4.8.tgz",
-            "integrity": "sha512-Gi8quv8MEuDdKaPFtS2XjEnMqODPsRg6POT6KhoP+VrkNb+T2ywunVB+TvOU0LX1jAZzfBr+3V1mIbBhzAMKvw==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/cli-linux-x64-musl/-/cli-linux-x64-musl-2.4.9.tgz",
+            "integrity": "sha512-5TD+WS9v5vzXKzjetF0hgoaNFHMcpQeBUwKKVi3JbG1e9UCrFuUK3Gt185fyTzvRdwYkJJEMqglRPjmesmVv4A==",
             "cpu": [
                 "x64"
             ],
             "dev": true,
+            "libc": [
+                "musl"
+            ],
             "license": "MIT OR Apache-2.0",
             "optional": true,
             "os": [
@@ -502,9 +514,9 @@
             }
         },
         "node_modules/@biomejs/cli-win32-arm64": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/cli-win32-arm64/-/cli-win32-arm64-2.4.8.tgz",
-            "integrity": "sha512-LoFatS0tnHv6KkCVpIy3qZCih+MxUMvdYiPWLHRri7mhi2vyOOs8OrbZBcLTUEWCS+ktO72nZMy4F96oMhkOHQ==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/cli-win32-arm64/-/cli-win32-arm64-2.4.9.tgz",
+            "integrity": "sha512-aDZr0RBC3sMGJOU10BvG7eZIlWLK/i51HRIfScE2lVhfts2dQTreowLiJJd+UYg/tHKxS470IbzpuKmd0MiD6g==",
             "cpu": [
                 "arm64"
             ],
@@ -519,9 +531,9 @@
             }
         },
         "node_modules/@biomejs/cli-win32-x64": {
-            "version": "2.4.8",
-            "resolved": "https://registry.npmjs.org/@biomejs/cli-win32-x64/-/cli-win32-x64-2.4.8.tgz",
-            "integrity": "sha512-vAn7iXDoUbqFXqVocuq1sMYAd33p8+mmurqJkWl6CtIhobd/O6moe4rY5AJvzbunn/qZCdiDVcveqtkFh1e7Hg==",
+            "version": "2.4.9",
+            "resolved": "https://registry.npmjs.org/@biomejs/cli-win32-x64/-/cli-win32-x64-2.4.9.tgz",
+            "integrity": "sha512-NS4g/2G9SoQ4ktKtz31pvyc/rmgzlcIDCGU/zWbmHJAqx6gcRj2gj5Q/guXhoWTzCUaQZDIqiCQXHS7BcGYc0w==",
             "cpu": [
                 "x64"
             ],
diff --git a/commafeed-client/package.json b/commafeed-client/package.json
index abec3a7b..1666c745 100644
--- a/commafeed-client/package.json
+++ b/commafeed-client/package.json
@@ -54,7 +54,7 @@
         "websocket-heartbeat-js": "^1.1.3"
     },
     "devDependencies": {
-        "@biomejs/biome": "^2.4.8",
+        "@biomejs/biome": "^2.4.9",
         "@lingui/babel-plugin-lingui-macro": "^5.9.3",
         "@lingui/cli": "^5.9.3",
         "@lingui/vite-plugin": "^5.9.3",