diff --git a/package-lock.json b/package-lock.json
index d8c51aa..b3951af 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -281,6 +281,7 @@
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@@ -1275,6 +1284,12 @@
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@@ -1497,6 +1514,16 @@
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@@ -2233,6 +2262,12 @@
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+      "resolved": "https://registry.npmjs.org/json-refs/-/json-refs-3.0.15.tgz",
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+      "requires": {
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+        "js-yaml": "^3.13.1",
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@@ -3917,6 +4007,12 @@
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@@ -3949,6 +4045,12 @@
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       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
-      "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA=="
+      "integrity": "sha512-6eZs5Ls3WtCisHWp9S2GUy8dqkpGi4BVSz3GaqiE6ezub0512ESztXUwUB6C6IKbQkY2Pnb/mD4WYojCRwcwLA==",
+      "dev": true
     },
     "npm-run-path": {
       "version": "2.0.2",
@@ -4341,6 +4444,16 @@
       "integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A=",
       "dev": true
     },
+    "path-loader": {
+      "version": "1.0.10",
+      "resolved": "https://registry.npmjs.org/path-loader/-/path-loader-1.0.10.tgz",
+      "integrity": "sha512-CMP0v6S6z8PHeJ6NFVyVJm6WyJjIwFvyz2b0n2/4bKdS/0uZa/9sKUlYZzubrn3zuDRU0zIuEDX9DZYQ2ZI8TA==",
+      "dev": true,
+      "requires": {
+        "native-promise-only": "^0.8.1",
+        "superagent": "^3.8.3"
+      }
+    },
     "path-to-regexp": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz",
@@ -4449,6 +4562,7 @@
       "version": "7.0.35",
       "resolved": "https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz",
       "integrity": "sha512-3QT8bBJeX/S5zKTTjTCIjRF3If4avAT6kqxcASlTWEtAFCb9NH0OUxNDfgZSWdP5fJnBYCMEWkIFfWeugjzYMg==",
+      "dev": true,
       "requires": {
         "chalk": "^2.4.2",
         "source-map": "^0.6.1",
@@ -4459,6 +4573,7 @@
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/postcss-modules-extract-imports/-/postcss-modules-extract-imports-2.0.0.tgz",
       "integrity": "sha512-LaYLDNS4SG8Q5WAWqIJgdHPJrDDr/Lv775rMBFUbgjTz6j34lUznACHcdRWroPvXANP2Vj7yNK57vp9eFqzLWQ==",
+      "dev": true,
       "requires": {
         "postcss": "^7.0.5"
       }
@@ -4467,6 +4582,7 @@
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/postcss-modules-local-by-default/-/postcss-modules-local-by-default-2.0.6.tgz",
       "integrity": "sha512-oLUV5YNkeIBa0yQl7EYnxMgy4N6noxmiwZStaEJUSe2xPMcdNc8WmBQuQCx18H5psYbVxz8zoHk0RAAYZXP9gA==",
+      "dev": true,
       "requires": {
         "postcss": "^7.0.6",
         "postcss-selector-parser": "^6.0.0",
@@ -4477,6 +4593,7 @@
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/postcss-modules-scope/-/postcss-modules-scope-2.2.0.tgz",
       "integrity": "sha512-YyEgsTMRpNd+HmyC7H/mh3y+MeFWevy7V1evVhJWewmMbjDHIbZbOXICC2y+m1xI1UVfIT1HMW/O04Hxyu9oXQ==",
+      "dev": true,
       "requires": {
         "postcss": "^7.0.6",
         "postcss-selector-parser": "^6.0.0"
@@ -4486,6 +4603,7 @@
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/postcss-modules-values/-/postcss-modules-values-2.0.0.tgz",
       "integrity": "sha512-Ki7JZa7ff1N3EIMlPnGTZfUMe69FFwiQPnVSXC9mnn3jozCRBYIxiZd44yJOV2AmabOo4qFf8s0dC/+lweG7+w==",
+      "dev": true,
       "requires": {
         "icss-replace-symbols": "^1.1.0",
         "postcss": "^7.0.6"
@@ -4495,6 +4613,7 @@
       "version": "6.0.4",
       "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-6.0.4.tgz",
       "integrity": "sha512-gjMeXBempyInaBqpp8gODmwZ52WaYsVOsfr4L4lDQ7n3ncD6mEyySiDtgzCT+NYC0mmeOLvtsF8iaEf0YT6dBw==",
+      "dev": true,
       "requires": {
         "cssesc": "^3.0.0",
         "indexes-of": "^1.0.1",
@@ -4505,7 +4624,8 @@
     "postcss-value-parser": {
       "version": "3.3.1",
       "resolved": "https://registry.npmjs.org/postcss-value-parser/-/postcss-value-parser-3.3.1.tgz",
-      "integrity": "sha512-pISE66AbVkp4fDQ7VHBwRNXzAAKJjw4Vw7nWI/+Q3vuly7SNfgYXvm6i5IgFylHGK5sP/xHAbB7N49OS4gWNyQ=="
+      "integrity": "sha512-pISE66AbVkp4fDQ7VHBwRNXzAAKJjw4Vw7nWI/+Q3vuly7SNfgYXvm6i5IgFylHGK5sP/xHAbB7N49OS4gWNyQ==",
+      "dev": true
     },
     "pretty-error": {
       "version": "2.1.2",
@@ -4637,7 +4757,8 @@
     "punycode": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
-      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
+      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==",
+      "dev": true
     },
     "qs": {
       "version": "6.9.6",
@@ -5098,6 +5219,7 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-1.0.0.tgz",
       "integrity": "sha512-i27Mic4KovM/lnGsy8whRCHhc7VicJajAjTrYg11K9zfZXnYIt4k5F+kZkwjnrhKzLic/HLU4j11mjsz2G/75g==",
+      "dev": true,
       "requires": {
         "ajv": "^6.1.0",
         "ajv-errors": "^1.0.0",
@@ -5464,7 +5586,8 @@
     "source-map": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+      "dev": true
     },
     "source-map-resolve": {
       "version": "0.5.3",
@@ -5753,15 +5876,52 @@
       "version": "0.23.1",
       "resolved": "https://registry.npmjs.org/style-loader/-/style-loader-0.23.1.tgz",
       "integrity": "sha512-XK+uv9kWwhZMZ1y7mysB+zoihsEj4wneFWAS5qoiLwzW0WzSqMrrsIy+a3zkQJq0ipFtBpX5W3MqyRIBF/WFGg==",
+      "dev": true,
       "requires": {
         "loader-utils": "^1.1.0",
         "schema-utils": "^1.0.0"
       }
     },
+    "superagent": {
+      "version": "3.8.3",
+      "resolved": "https://registry.npmjs.org/superagent/-/superagent-3.8.3.tgz",
+      "integrity": "sha512-GLQtLMCoEIK4eDv6OGtkOoSMt3D+oq0y3dsxMuYuDvaNUvuT8eFBuLmfR0iYYzHC1e8hpzC6ZsxbuP6DIalMFA==",
+      "dev": true,
+      "requires": {
+        "component-emitter": "^1.2.0",
+        "cookiejar": "^2.1.0",
+        "debug": "^3.1.0",
+        "extend": "^3.0.0",
+        "form-data": "^2.3.1",
+        "formidable": "^1.2.0",
+        "methods": "^1.1.1",
+        "mime": "^1.4.1",
+        "qs": "^6.5.1",
+        "readable-stream": "^2.3.5"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "3.2.7",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
+          "integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
+          "dev": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
+          "dev": true
+        }
+      }
+    },
     "supports-color": {
       "version": "6.1.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-6.1.0.tgz",
       "integrity": "sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==",
+      "dev": true,
       "requires": {
         "has-flag": "^3.0.0"
       }
@@ -5836,6 +5996,15 @@
       "resolved": "https://registry.npmjs.org/symbol-observable/-/symbol-observable-1.2.0.tgz",
       "integrity": "sha512-e900nM8RRtGhlV36KGEU9k65K3mPb1WV70OdjfxlG2EAuM1noi/E/BaW/uMhL7bPEssK8QV57vN3esixjUvcXQ=="
     },
+    "synchronized-promise": {
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/synchronized-promise/-/synchronized-promise-0.3.1.tgz",
+      "integrity": "sha512-Iy+JzrERSUrwpOHUDku8HHIddk8V6iLG9bPIzboP2i5RYkn2eSmRB8waSaX7Rc/+DUUsnFsoOHrmniwOp9BOgw==",
+      "dev": true,
+      "requires": {
+        "deasync": "^0.1.15"
+      }
+    },
     "tapable": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/tapable/-/tapable-1.1.3.tgz",
@@ -6223,7 +6392,8 @@
     "uniq": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/uniq/-/uniq-1.0.1.tgz",
-      "integrity": "sha1-sxxa6CVIRKOoKBVBzisEuGWnNP8="
+      "integrity": "sha1-sxxa6CVIRKOoKBVBzisEuGWnNP8=",
+      "dev": true
     },
     "unique-filename": {
       "version": "1.1.1",
@@ -6305,6 +6475,7 @@
       "version": "4.4.1",
       "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
       "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
+      "dev": true,
       "requires": {
         "punycode": "^2.1.0"
       }
@@ -6366,7 +6537,8 @@
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "dev": true
     },
     "util.promisify": {
       "version": "1.0.0",
@@ -6926,10 +7098,21 @@
       "version": "0.5.0",
       "resolved": "https://registry.npmjs.org/yaml-loader/-/yaml-loader-0.5.0.tgz",
       "integrity": "sha512-p9QIzcFSNm4mCw/m5NdyMfN4RE4aFZJWRRb01ERVNGCym8VNbKtw3OYZXnvUIkim6U/EjqE/2yIh9F/msShH9A==",
+      "dev": true,
       "requires": {
         "js-yaml": "^3.5.2"
       }
     },
+    "yamljs": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/yamljs/-/yamljs-0.3.0.tgz",
+      "integrity": "sha512-C/FsVVhht4iPQYXOInoxUM/1ELSf9EsgKH34FofQOp6hwCPrW4vG4w5++TED3xRUo8gD7l0P1J1dLlDYzODsTQ==",
+      "dev": true,
+      "requires": {
+        "argparse": "^1.0.7",
+        "glob": "^7.0.5"
+      }
+    },
     "yargs": {
       "version": "13.3.2",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.3.2.tgz",
diff --git a/package.json b/package.json
index 3ecf792..489bfc4 100644
--- a/package.json
+++ b/package.json
@@ -15,14 +15,17 @@
     "html-webpack-plugin": "^3.2.0",
     "webpack": "^4.29.3",
     "webpack-cli": "^3.2.3",
-    "webpack-dev-server": "^3.11.2"
-  },
-  "dependencies": {
+    "webpack-dev-server": "^3.11.2",
+    "yamljs": "^0.3.0",
+    "json-refs": "^3.0.15",
+    "style-loader": "^0.23.1",
+    "yaml-loader": "^0.5.0",
     "css-loader": "^2.1.0",
     "json-loader": "^0.5.7",
-    "style-loader": "^0.23.1",
-    "swagger-ui": "^3.20.7",
-    "yaml-loader": "^0.5.0"
+    "synchronized-promise": "^0.3.1"
+  },
+  "dependencies": {
+    "swagger-ui": "^3.20.7"
   },
   "main": "webpack.config.js",
   "description": ""
diff --git a/src/index.js b/src/index.js
index 8520d03..96fcc93 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,27 +1,34 @@
-import SwaggerUI from 'swagger-ui'
-import 'swagger-ui/dist/swagger-ui.css';
+import SwaggerUI from "swagger-ui";
+import "swagger-ui/dist/swagger-ui.css";
+const yandexMusic = require("./yandex-music.yaml");
 
-const spec = require('./yandex-music.yaml');
 
-const ui = SwaggerUI({
-    spec,
-    dom_id: '#swagger',
+async function initSwaggerUI() {
+  const ui = SwaggerUI({
+    spec: yandexMusic,
+    dom_id: "#swagger",
     // If set to true, it persists authorization data and it would not be lost on browser close/refresh
     persistAuthorization: true,
     requestInterceptor: (request) => {
-        if(request.headers.Authorization) {
-            // Yandex OAuth authentication returns auth token with token_type "bearer", 
-            // but in Authorization header request should start with "OAuth"  
-            request.headers.Authorization = request.headers.Authorization.replace("Bearer", "OAuth");
-        }
+      if (request.headers.Authorization) {
+        // Yandex OAuth authentication returns auth token with token_type "bearer",
+        // but in Authorization header request should start with "OAuth"
+        request.headers.Authorization = request.headers.Authorization.replace(
+          "Bearer",
+          "OAuth"
+        );
+      }
 
-        return request;
-    }
-});
+      return request;
+    },
+  });
 
-ui.initOAuth({
+  ui.initOAuth({
     appName: "Swagger UI Webpack Demo",
     // See https://demo.identityserver.io/ for configuration details.
-    clientId: '23cabbbdc6cd418abb4b39c32c41195d',
-    clientSecret: '53bc75238f0c4d08a118e51fe9203300',
-});
\ No newline at end of file
+    clientId: "23cabbbdc6cd418abb4b39c32c41195d",
+    clientSecret: "53bc75238f0c4d08a118e51fe9203300",
+  });
+}
+
+initSwaggerUI();
diff --git a/src/models/InvocationInfo.yaml b/src/models/InvocationInfo.yaml
new file mode 100644
index 0000000..02d1e32
--- /dev/null
+++ b/src/models/InvocationInfo.yaml
@@ -0,0 +1,8 @@
+type: object
+properties:
+  "exec-duration-millis":
+    type: number
+  hostname:
+    type: string
+  "req-id":
+    type: number
\ No newline at end of file
diff --git a/src/yandex-music.yaml b/src/yandex-music.yaml
index 8ffb3f7..c8aa4d9 100644
--- a/src/yandex-music.yaml
+++ b/src/yandex-music.yaml
@@ -657,14 +657,7 @@ components:
           scopes: {}
   schemas:
     InvocationInfo:
-      type: object
-      properties:
-        "exec-duration-millis":
-          type: number
-        hostname:
-          type: string
-        "req-id":
-          type: number
+      $ref: './models/InvocationInfo.yaml'
     Account:
       type: object
       description: Основная информация об аккаунте
diff --git a/webpack.config.js b/webpack.config.js
index 120ec68..f9253a5 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -14,9 +14,10 @@ module.exports = {
     rules: [
       {
         test: /\.yaml$/,
+        type: 'json',
         use: [
-          { loader: 'json-loader' },
-          { loader: 'yaml-loader' }
+          { loader: './webpack/loader.js' },
+          { loader: 'yaml-loader' },
         ]
       },
       {
diff --git a/webpack/loader.js b/webpack/loader.js
new file mode 100644
index 0000000..79be69c
--- /dev/null
+++ b/webpack/loader.js
@@ -0,0 +1,37 @@
+const yamljs = require("yamljs");
+const resolveRefs = require("json-refs").resolveRefs;
+const sp = require('synchronized-promise')
+const path = require('path');
+
+/**
+ * Return JSON with resolved references
+ * @param {array | object} root - The structure to find JSON References within (Swagger spec)
+ * @returns {Promise.<JSON>}
+ */
+const multiFileSwagger = (root) => {
+  const options = {
+    filter: ["relative"],
+    location: path.join(__dirname, "..", "src", "yandex-music.yaml"),
+    loaderOptions: {
+      processContent: function (res, callback) {
+        callback(null, yamljs.parse(res.text));
+      },
+    },
+  };
+
+  return resolveRefs(root, options).then(
+    function (results) {
+      return results.resolved;
+    },
+    function (err) {
+      console.log(err.stack);
+    }
+  );
+};
+
+module.exports = function (rawJson) {
+  //TODO: need to figure out how to write async webpack loaders
+  const json = JSON.parse(rawJson);
+  const result = sp(multiFileSwagger)(json);
+  return JSON.stringify(result);
+};