diff --git a/searx/static/themes/simple/gruntfile.js b/searx/static/themes/simple/gruntfile.js
index 630cac212..a2f6bbda6 100644
--- a/searx/static/themes/simple/gruntfile.js
+++ b/searx/static/themes/simple/gruntfile.js
@@ -27,7 +27,7 @@ module.exports = function (grunt) {
           'copy',
           'uglify',
           'less',
-          'image',
+          'imagemin',
           'svg2png',
           'svg2jinja'
         ]
@@ -139,7 +139,7 @@ module.exports = function (grunt) {
         ],
       },
     },
-    image: {
+    imagemin: {
       svg4web: {
         options: {
           svgo: ['--config', 'svg4web.svgo.js']
@@ -286,7 +286,7 @@ module.exports = function (grunt) {
   grunt.loadNpmTasks('grunt-contrib-watch');
   grunt.loadNpmTasks('grunt-contrib-copy');
   grunt.loadNpmTasks('grunt-contrib-uglify');
-  grunt.loadNpmTasks('grunt-image');
+  grunt.loadNpmTasks('grunt-contrib-imagemin');
   grunt.loadNpmTasks('grunt-contrib-less');
   grunt.loadNpmTasks('grunt-contrib-cssmin');
   grunt.loadNpmTasks('grunt-stylelint');
@@ -300,7 +300,7 @@ module.exports = function (grunt) {
     'copy',
     'uglify',
     'less',
-    'image',
+    'imagemin',
     'svg2png',
     'svg2jinja',
   ]);
diff --git a/searx/static/themes/simple/package.json b/searx/static/themes/simple/package.json
index 91ceb3f22..3a1030119 100644
--- a/searx/static/themes/simple/package.json
+++ b/searx/static/themes/simple/package.json
@@ -1,23 +1,24 @@
 {
   "devDependencies": {
+    "each-async": "^2.0.0",
+    "ejs": "^3.1.8",
     "eslint": "^8.18.0",
     "grunt": "~1.5.3",
     "grunt-contrib-copy": "^1.0.0",
     "grunt-contrib-cssmin": "^4.0.0",
+    "grunt-contrib-imagemin": "^4.0.0",
     "grunt-contrib-less": "~3.0.0",
     "grunt-contrib-uglify": "~5.2.1",
-    "grunt-xmlmin": "~0.1.8",
     "grunt-contrib-watch": "~1.1.0",
     "grunt-eslint": "^24.0.0",
     "grunt-stylelint": "^0.16.0",
-    "grunt-image": "^6.4.0",
+    "grunt-xmlmin": "~0.1.8",
     "ionicons": "^6.0.2",
     "less": "^4.1.3",
     "less-plugin-clean-css": "^1.5.1",
     "sharp": "^0.31.0",
     "stylelint": "^13.13.1",
     "stylelint-config-standard": "^22.0.0",
-    "ejs": "^3.1.8",
     "svgo": "^3.0.0"
   },
   "dependencies": {