diff --git a/client/simple/package-lock.json b/client/simple/package-lock.json
index 3f2052182..4644b7bb9 100644
--- a/client/simple/package-lock.json
+++ b/client/simple/package-lock.json
@@ -26,7 +26,7 @@
         "stylelint-config-standard": "^38.0.0",
         "stylelint-config-standard-less": "^3.0.1",
         "stylelint-prettier": "^5.0.3",
-        "svgo": "^3.3.2",
+        "svgo": "^4.0.0",
         "swiped-events": "^1.2.0",
         "vite": "^6.3.5",
         "vite-plugin-static-copy": "^3.1.0",
@@ -1921,16 +1921,6 @@
         "win32"
       ]
     },
-    "node_modules/@trysound/sax": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/@trysound/sax/-/sax-0.2.0.tgz",
-      "integrity": "sha512-L7z9BgrNEcYyUYtF+HaEfiS5ebkh9jXqbszz7pC0hRBPaatV0XjSD3+eHrpqFemQfgwiFF0QPIarnIihIDn7OA==",
-      "dev": true,
-      "license": "ISC",
-      "engines": {
-        "node": ">=10.13.0"
-      }
-    },
     "node_modules/@types/archiver": {
       "version": "5.3.4",
       "resolved": "https://registry.npmjs.org/@types/archiver/-/archiver-5.3.4.tgz",
@@ -2891,13 +2881,12 @@
       "license": "MIT"
     },
     "node_modules/commander": {
-      "version": "7.2.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-7.2.0.tgz",
-      "integrity": "sha512-QrWXB+ZQSVPmIWIhtEO9H+gwHaMGYiF5ChvoJ+K9ZGHG/sVsa6yiesAD1GC/x46sET00Xlwo1u49RVVVzvcSkw==",
+      "version": "11.1.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-11.1.0.tgz",
+      "integrity": "sha512-yPVavfyCcRhmorC7rWlkHn15b4wDVgVmBA7kV4QVBsF7kv/9TKJAbAXVTxvTnwP8HHKjRCJDClKbciiYS7p0DQ==",
       "dev": true,
-      "license": "MIT",
       "engines": {
-        "node": ">= 10"
+        "node": ">=16"
       }
     },
     "node_modules/compress-commons": {
@@ -5880,8 +5869,7 @@
       "resolved": "https://registry.npmjs.org/sax/-/sax-1.4.1.tgz",
       "integrity": "sha512-+aWOz7yVScEGoKNd4PA10LZ8sk0A/z5+nXQG5giUO5rprX9jgYsTdov9qCchZiPIZezbZH+jRut8nPodFAX4Jg==",
       "dev": true,
-      "license": "ISC",
-      "optional": true
+      "license": "ISC"
     },
     "node_modules/schema-utils": {
       "version": "4.3.2",
@@ -6611,52 +6599,30 @@
       "dev": true
     },
     "node_modules/svgo": {
-      "version": "3.3.2",
-      "resolved": "https://registry.npmjs.org/svgo/-/svgo-3.3.2.tgz",
-      "integrity": "sha512-OoohrmuUlBs8B8o6MB2Aevn+pRIH9zDALSR+6hhqVfa6fRwG/Qw9VUMSMW9VNg2CFc/MTIfabtdOVl9ODIJjpw==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/svgo/-/svgo-4.0.0.tgz",
+      "integrity": "sha512-VvrHQ+9uniE+Mvx3+C9IEe/lWasXCU0nXMY2kZeLrHNICuRiC8uMPyM14UEaMOFA5mhyQqEkB02VoQ16n3DLaw==",
       "dev": true,
-      "license": "MIT",
       "dependencies": {
-        "@trysound/sax": "0.2.0",
-        "commander": "^7.2.0",
+        "commander": "^11.1.0",
         "css-select": "^5.1.0",
-        "css-tree": "^2.3.1",
+        "css-tree": "^3.0.1",
         "css-what": "^6.1.0",
         "csso": "^5.0.5",
-        "picocolors": "^1.0.0"
+        "picocolors": "^1.1.1",
+        "sax": "^1.4.1"
       },
       "bin": {
-        "svgo": "bin/svgo"
+        "svgo": "bin/svgo.js"
       },
       "engines": {
-        "node": ">=14.0.0"
+        "node": ">=16"
       },
       "funding": {
         "type": "opencollective",
         "url": "https://opencollective.com/svgo"
       }
     },
-    "node_modules/svgo/node_modules/css-tree": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-2.3.1.tgz",
-      "integrity": "sha512-6Fv1DV/TYw//QF5IzQdqsNDjx/wc8TrMBZsqjL9eW01tWb7R7k/mq+/VXfJCl7SoD5emsJop9cOByJZfs8hYIw==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "mdn-data": "2.0.30",
-        "source-map-js": "^1.0.1"
-      },
-      "engines": {
-        "node": "^10 || ^12.20.0 || ^14.13.0 || >=15.0.0"
-      }
-    },
-    "node_modules/svgo/node_modules/mdn-data": {
-      "version": "2.0.30",
-      "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.0.30.tgz",
-      "integrity": "sha512-GaqWWShW4kv/G9IEucWScBx9G1/vsFZZJUO+tD26M8J8z3Kw5RDQjaoZe03YAClgeS/SWPOcb4nkFBTEi5DUEA==",
-      "dev": true,
-      "license": "CC0-1.0"
-    },
     "node_modules/swiped-events": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/swiped-events/-/swiped-events-1.2.0.tgz",
diff --git a/client/simple/package.json b/client/simple/package.json
index e82f54eb5..8adcc87fb 100644
--- a/client/simple/package.json
+++ b/client/simple/package.json
@@ -27,7 +27,7 @@
     "stylelint-config-standard": "^38.0.0",
     "stylelint-config-standard-less": "^3.0.1",
     "stylelint-prettier": "^5.0.3",
-    "svgo": "^3.3.2",
+    "svgo": "^4.0.0",
     "swiped-events": "^1.2.0",
     "vite": "^6.3.5",
     "vite-plugin-static-copy": "^3.1.0",
diff --git a/searx/static/themes/simple/img/select-dark.svg b/searx/static/themes/simple/img/select-dark.svg
index 36e871e0b..80312987f 100644
--- a/searx/static/themes/simple/img/select-dark.svg
+++ b/searx/static/themes/simple/img/select-dark.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="512" height="512"><path fill="#ddd" d="m128 192 128 128 128-128z"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" width="512" height="512" viewBox="0 0 512 512"><path fill="#ddd" d="m128 192 128 128 128-128z"/></svg>
\ No newline at end of file
diff --git a/searx/static/themes/simple/img/select-light.svg b/searx/static/themes/simple/img/select-light.svg
index 8336fe759..057b38841 100644
--- a/searx/static/themes/simple/img/select-light.svg
+++ b/searx/static/themes/simple/img/select-light.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="512" height="512"><path d="m128 192 128 128 128-128z"/></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" width="512" height="512" viewBox="0 0 512 512"><path d="m128 192 128 128 128-128z"/></svg>
\ No newline at end of file