diff --git a/buildtools/webpack.api.js b/buildtools/webpack.api.js
index e3ff082c3cfd..6cbc28aa5648 100644
--- a/buildtools/webpack.api.js
+++ b/buildtools/webpack.api.js
@@ -1,6 +1,6 @@
 // The MIT License (MIT)
 //
-// Copyright (c) 2018-2022 Camptocamp SA
+// Copyright (c) 2018-2023 Camptocamp SA
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy of
 // this software and associated documentation files (the "Software"), to deal in
@@ -39,6 +39,10 @@ module.exports = (env, argv) => {
             options: {
               babelrc: false,
               comments: false,
+              plugins: [
+                require.resolve('@babel/plugin-proposal-nullish-coalescing-operator'),
+                require.resolve('@babel/plugin-proposal-optional-chaining'),
+              ],
             },
           },
         },
diff --git a/buildtools/webpack.commons.js b/buildtools/webpack.commons.js
index 1e842a5fa35e..47408cb53a2f 100644
--- a/buildtools/webpack.commons.js
+++ b/buildtools/webpack.commons.js
@@ -1,6 +1,6 @@
 // The MIT License (MIT)
 //
-// Copyright (c) 2017-2022 Camptocamp SA
+// Copyright (c) 2017-2023 Camptocamp SA
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy of
 // this software and associated documentation files (the "Software"), to deal in
@@ -151,7 +151,9 @@ module.exports = function (config) {
             {allowDeclareFields: true},
           ],
           [require.resolve('@babel/plugin-proposal-decorators'), {decoratorsBeforeExport: true}],
-          [require.resolve('@babel/plugin-proposal-class-properties')],
+          require.resolve('@babel/plugin-proposal-class-properties'),
+          require.resolve('@babel/plugin-proposal-nullish-coalescing-operator'),
+          require.resolve('@babel/plugin-proposal-optional-chaining'),
         ],
       },
     },
@@ -171,7 +173,11 @@ module.exports = function (config) {
       options: {
         babelrc: false,
         comments: false,
-        plugins: [require.resolve('babel-plugin-angularjs-annotate')],
+        plugins: [
+          require.resolve('babel-plugin-angularjs-annotate'),
+          require.resolve('@babel/plugin-proposal-nullish-coalescing-operator'),
+          require.resolve('@babel/plugin-proposal-optional-chaining'),
+        ],
       },
     },
   };
@@ -194,6 +200,10 @@ module.exports = function (config) {
       options: {
         babelrc: false,
         comments: false,
+        plugins: [
+          require.resolve('@babel/plugin-proposal-nullish-coalescing-operator'),
+          require.resolve('@babel/plugin-proposal-optional-chaining'),
+        ],
       },
     },
   };
diff --git a/buildtools/webpack.config.dll.js b/buildtools/webpack.config.dll.js
index 4acacde46df4..10283f2e8d4b 100644
--- a/buildtools/webpack.config.dll.js
+++ b/buildtools/webpack.config.dll.js
@@ -1,6 +1,6 @@
 // The MIT License (MIT)
 //
-// Copyright (c) 2019-2022 Camptocamp SA
+// Copyright (c) 2019-2023 Camptocamp SA
 //
 // Permission is hereby granted, free of charge, to any person obtaining a copy of
 // this software and associated documentation files (the "Software"), to deal in
@@ -41,6 +41,10 @@ module.exports = {
           options: {
             babelrc: false,
             comments: false,
+            plugins: [
+              require.resolve('@babel/plugin-proposal-nullish-coalescing-operator'),
+              require.resolve('@babel/plugin-proposal-optional-chaining'),
+            ],
           },
         },
       },
diff --git a/package.json b/package.json
index e74eede1dc55..a169c1e231c1 100644
--- a/package.json
+++ b/package.json
@@ -58,6 +58,8 @@
   },
   "devDependencies": {
     "@babel/core": "7.22.9",
+    "@babel/plugin-proposal-nullish-coalescing-operator": "7.18.6",
+    "@babel/plugin-proposal-optional-chaining": "7.21.0",
     "@babel/plugin-proposal-class-properties": "7.18.6",
     "@babel/plugin-proposal-decorators": "7.22.7",
     "@babel/plugin-syntax-object-rest-spread": "7.8.3",