diff --git a/esbuild/build.js b/esbuild/build.js
index 209c7461..1bfd80be 100755
--- a/esbuild/build.js
+++ b/esbuild/build.js
@@ -7,17 +7,16 @@ const {resolve} = require('node:path');
 const postcss = require('postcss');
 const postcssPresetEnv = require('postcss-preset-env');
 
-const tsconfigJson = require('../tsconfig.json');
-
 const {FileWatcher} = require('./FileWatcher');
 const {SparsedBuild} = require('./SparsedBuild');
 const {useFromSourcePlugin} = require('./use-from-source-plugin');
 
-const {
-    compilerOptions: {target},
-} = tsconfigJson;
-
 async function build({path, format}) {
+    const tsconfig = require(`../tsconfig${format ? '.' + format : ''}.json`);
+    const {
+        compilerOptions: {target},
+    } = tsconfig;
+
     const watcher = new FileWatcher(process.argv.indexOf('--watch') > -1);
     const sparsed = new SparsedBuild(
         async (entry) => {
@@ -30,6 +29,9 @@ async function build({path, format}) {
                 outbase: './src',
                 outdir: `./build${format ? '/' + format : ''}`,
                 format: format,
+                loader: {
+                    '.json': 'text',
+                },
                 plugins: [
                     useFromSourcePlugin(/\.svg$/),
                     sparsed.plugin,
diff --git a/package.json b/package.json
index b6ab91db..009f3a2c 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "description": "React components for drawing Diplodoc documentation",
   "author": "YFM Team <yfm-team@yandex.ru>",
   "license": "MIT",
-  "version": "3.0.0-alpha-4",
+  "version": "3.0.0-alpha-5",
   "repository": {
     "type": "git",
     "url": "git@github.com:yandex-cloud/docs-components.git"
diff --git a/src/config/i18n.ts b/src/config/i18n.ts
index 04ebc0b6..9146ee6f 100644
--- a/src/config/i18n.ts
+++ b/src/config/i18n.ts
@@ -18,7 +18,10 @@ let initializePromise: Promise<TFunction> | null = null;
 export const configureI18N = ({lang, loc}: I18NConfig) => {
     if (initializePromise === null) {
         lang = lang || Lang.En;
-        loc = loc || {ru, en};
+        loc = loc || {
+            ru: JSON.parse(ru as unknown as string),
+            en: JSON.parse(en as unknown as string),
+        };
 
         initializePromise = i18n.use(initReactI18next).init({
             lng: lang,
diff --git a/tsconfig.cjs.json b/tsconfig.cjs.json
index 365e3e7d..a8379931 100644
--- a/tsconfig.cjs.json
+++ b/tsconfig.cjs.json
@@ -3,7 +3,7 @@
   "compilerOptions": {
     "module": "CommonJS",
     "target": "ES2017",
-    "outDir": "build/cjs",
+    "outDir": "build/cjs"
   },
   "include": ["src/**/*.ts", "src/**/*.tsx"]
 }
diff --git a/tsconfig.esm.json b/tsconfig.esm.json
index 7100d0a9..84e6e1a8 100644
--- a/tsconfig.esm.json
+++ b/tsconfig.esm.json
@@ -3,7 +3,7 @@
   "compilerOptions": {
     "module": "ESNext",
     "target": "ES2017",
-    "outDir": "build/esm",
+    "outDir": "build/esm"
   },
   "include": ["src/**/*.ts", "src/**/*.tsx"]
 }