diff --git a/package.json b/package.json
index 045007b..1be1f07 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@synx-ai/oas3-mdx",
-  "version": "0.3.10",
+  "version": "0.3.11",
   "description": "Convert OpenAPI spec to Markdown files.",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -51,6 +51,7 @@
   },
   "license": "MIT",
   "devDependencies": {
+    "@types/jest": "^26.0.20",
     "@types/node": "^14.14.31",
     "@typescript-eslint/eslint-plugin": "^4.15.2",
     "@typescript-eslint/parser": "^4.15.2",
diff --git a/yarn.lock b/yarn.lock
index e08f487..b1942cf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -634,7 +634,7 @@
   dependencies:
     "@types/istanbul-lib-report" "*"
 
-"@types/jest@26.x":
+"@types/jest@26.x", "@types/jest@^26.0.20":
   version "26.0.20"
   resolved "https://registry.yarnpkg.com/@types/jest/-/jest-26.0.20.tgz#cd2f2702ecf69e86b586e1f5223a60e454056307"
   integrity sha512-9zi2Y+5USJRxd0FsahERhBwlcvFh6D2GLQnY2FH2BzK8J9s9omvNHIbvABwIluXa0fD8XVKMLTO0aOEuUfACAA==