diff --git a/package-lock.json b/package-lock.json
index b114d78..d7587df 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6069,6 +6069,12 @@
       "resolved": "https://registry.npmjs.org/lodash.isstring/-/lodash.isstring-4.0.1.tgz",
       "integrity": "sha1-1SfftUVuynzJu5XV2ur4i6VKVFE="
     },
+    "lodash.memoize": {
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/lodash.memoize/-/lodash.memoize-4.1.2.tgz",
+      "integrity": "sha1-vMbEmkKihA7Zl/Mj6tpezRguC/4=",
+      "dev": true
+    },
     "lodash.merge": {
       "version": "4.6.2",
       "resolved": "https://registry.npmjs.org/lodash.merge/-/lodash.merge-4.6.2.tgz",
@@ -6341,12 +6347,6 @@
         }
       }
     },
-    "mkdirp": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
-      "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
-      "dev": true
-    },
     "modify-values": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/modify-values/-/modify-values-1.0.1.tgz",
@@ -9636,19 +9636,17 @@
       "integrity": "sha1-n5up2e+odkw4dpi8v+sshI8RrbM="
     },
     "ts-jest": {
-      "version": "27.0.3",
-      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-27.0.3.tgz",
-      "integrity": "sha512-U5rdMjnYam9Ucw+h0QvtNDbc5+88nxt7tbIvqaZUhFrfG4+SkWhMXjejCLVGcpILTPuV+H3W/GZDZrnZFpPeXw==",
+      "version": "27.1.4",
+      "resolved": "https://registry.npmjs.org/ts-jest/-/ts-jest-27.1.4.tgz",
+      "integrity": "sha512-qjkZlVPWVctAezwsOD1OPzbZ+k7zA5z3oxII4dGdZo5ggX/PL7kvwTM0pXTr10fAtbiVpJaL3bWd502zAhpgSQ==",
       "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",
+        "lodash.memoize": "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 24f786f..e1e07c5 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "jest": "^27.0.6",
     "js-yaml": "^4.1.0",
     "prettier": "2.2.1",
-    "ts-jest": "^27.0.3",
+    "ts-jest": "^27.1.4",
     "typescript": "^4.3.5"
   }
 }