diff --git a/package-lock.json b/package-lock.json
index a1b9319..60658e0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8406,12 +8406,6 @@
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       "dev": true
     },
-    "mkdirp": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
-      "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
-      "dev": true
-    },
     "mri": {
       "version": "1.1.6",
       "resolved": "https://registry.npmjs.org/mri/-/mri-1.1.6.tgz",
@@ -9500,19 +9494,17 @@
       }
     },
     "ts-jest": {
-      "version": "27.0.2",
-      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-27.0.2.tgz",
-      "integrity": "sha512-pozjHOOfm+sbv9kXCvTFVyDntWvuJztzkNFql/akD75hSMZ2jsbidVauOhBRImAopXohqcLtPK/NTTIS8Y49Ug==",
+      "version": "27.0.5",
+      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-27.0.5.tgz",
+      "integrity": "sha512-lIJApzfTaSSbtlksfFNHkWOzLJuuSm4faFAfo5kvzOiRAuoN4/eKxVJ2zEAho8aecE04qX6K1pAzfH5QHL1/8w==",
       "dev": true,
       "requires": {
         "bs-logger": "0.x",
-        "buffer-from": "1.x",
         "fast-json-stable-stringify": "2.x",
         "jest-util": "^27.0.0",
         "json5": "2.x",
         "lodash": "4.x",
         "make-error": "1.x",
-        "mkdirp": "1.x",
         "semver": "7.x",
         "yargs-parser": "20.x"
       },
diff --git a/package.json b/package.json
index fb94bef..fc2b5a8 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "rollup-plugin-babel": "^4.4.0",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-node-resolve": "5.2.0",
-    "ts-jest": "27.0.2",
+    "ts-jest": "27.0.5",
     "typescript": "4.3.2"
   },
   "bugs": {