diff --git a/package.json b/package.json
index ec74f57..b7184ec 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
         "jest": "25.5.4",
         "reflect-metadata": "0.1.13",
         "rxjs": "6.5.5",
-        "ts-jest": "25.4.0",
+        "ts-jest": "25.5.1",
         "ts-node": "8.10.1",
         "tsconfig-paths": "3.9.0",
         "typedoc": "0.17.6",
diff --git a/yarn.lock b/yarn.lock
index 16c915f..7e87d8d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3711,10 +3711,12 @@ mixin-deep@^1.2.0:
     for-in "^1.0.2"
     is-extendable "^1.0.1"
 
-mkdirp@1.x:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.4.tgz#3eb5ed62622756d79a5f0e2a221dfebad75c2f7e"
-  integrity sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==
+mkdirp@0.x:
+  version "0.5.5"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.5.tgz#d91cefd62d1436ca0f41620e251288d420099def"
+  integrity sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==
+  dependencies:
+    minimist "^1.2.5"
 
 mkdirp@^0.5.1:
   version "0.5.1"
@@ -4461,7 +4463,7 @@ resolve@1.1.7:
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
   integrity sha1-IDEU2CrSxe2ejgQRs5ModeiJ6Xs=
 
-resolve@1.x, resolve@^1.1.6, resolve@^1.10.0, resolve@^1.3.2:
+resolve@^1.1.6, resolve@^1.10.0, resolve@^1.3.2:
   version "1.14.2"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.14.2.tgz#dbf31d0fa98b1f29aa5169783b9c290cb865fea2"
   integrity sha512-EjlOBLBO1kxsUxsKjLt7TAECyKW6fOh1VRkykQkKGzcBbjjPIxBqGh0jf7GJ3k/f5mxMqW3htMD3WdTUVtW8HQ==
@@ -5118,10 +5120,10 @@ tr46@^1.0.1:
   dependencies:
     punycode "^2.1.0"
 
-ts-jest@25.4.0:
-  version "25.4.0"
-  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-25.4.0.tgz#5ad504299f8541d463a52e93e5e9d76876be0ba4"
-  integrity sha512-+0ZrksdaquxGUBwSdTIcdX7VXdwLIlSRsyjivVA9gcO+Cvr6ByqDhu/mi5+HCcb6cMkiQp5xZ8qRO7/eCqLeyw==
+ts-jest@25.5.1:
+  version "25.5.1"
+  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-25.5.1.tgz#2913afd08f28385d54f2f4e828be4d261f4337c7"
+  integrity sha512-kHEUlZMK8fn8vkxDjwbHlxXRB9dHYpyzqKIGDNxbzs+Rz+ssNDSDNusEK8Fk/sDd4xE6iKoQLfFkFVaskmTJyw==
   dependencies:
     bs-logger "0.x"
     buffer-from "1.x"
@@ -5130,8 +5132,7 @@ ts-jest@25.4.0:
     lodash.memoize "4.x"
     make-error "1.x"
     micromatch "4.x"
-    mkdirp "1.x"
-    resolve "1.x"
+    mkdirp "0.x"
     semver "6.x"
     yargs-parser "18.x"