diff --git a/package.json b/package.json
index 1ddf45b..eb3c44b 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "prettier": "2.1.2",
     "rimraf": "3.0.2",
     "supertest": "4.0.2",
-    "ts-jest": "26.3.0",
+    "ts-jest": "26.4.1",
     "ts-loader": "8.0.4",
     "ts-node": "9.0.0",
     "tsconfig-paths": "3.9.0",
diff --git a/yarn.lock b/yarn.lock
index 42aa5c3..636dfc4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5971,7 +5971,7 @@ jest-snapshot@^26.4.2:
     pretty-format "^26.4.2"
     semver "^7.3.2"
 
-jest-util@26.x, jest-util@^26.3.0:
+jest-util@^26.1.0, jest-util@^26.3.0:
   version "26.3.0"
   resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-26.3.0.tgz#a8974b191df30e2bf523ebbfdbaeb8efca535b3e"
   integrity sha512-4zpn6bwV0+AMFN0IYhH/wnzIQzRaYVrz1A8sYnRnj4UXDXbOVtWmlaZkO9mipFqZ13okIfN87aDoJWB7VH6hcw==
@@ -9176,22 +9176,22 @@ ts-invariant@^0.4.0:
   dependencies:
     tslib "^1.9.3"
 
-ts-jest@26.3.0:
-  version "26.3.0"
-  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.3.0.tgz#6b2845045347dce394f069bb59358253bc1338a9"
-  integrity sha512-Jq2uKfx6bPd9+JDpZNMBJMdMQUC3sJ08acISj8NXlVgR2d5OqslEHOR2KHMgwymu8h50+lKIm0m0xj/ioYdW2Q==
+ts-jest@26.4.1:
+  version "26.4.1"
+  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.4.1.tgz#08ec0d3fc2c3a39e4a46eae5610b69fafa6babd0"
+  integrity sha512-F4aFq01aS6mnAAa0DljNmKr/Kk9y4HVZ1m6/rtJ0ED56cuxINGq3Q9eVAh+z5vcYKe5qnTMvv90vE8vUMFxomg==
   dependencies:
     "@types/jest" "26.x"
     bs-logger "0.x"
     buffer-from "1.x"
     fast-json-stable-stringify "2.x"
-    jest-util "26.x"
+    jest-util "^26.1.0"
     json5 "2.x"
     lodash.memoize "4.x"
     make-error "1.x"
     mkdirp "1.x"
     semver "7.x"
-    yargs-parser "18.x"
+    yargs-parser "20.x"
 
 ts-loader@8.0.4:
   version "8.0.4"
@@ -9819,7 +9819,12 @@ yaml@^1.7.2:
   resolved "https://registry.yarnpkg.com/yaml/-/yaml-1.10.0.tgz#3b593add944876077d4d683fee01081bd9fff31e"
   integrity sha512-yr2icI4glYaNG+KWONODapy2/jDdMSDnrONSjblABjD9B4Z5LgiircSt8m8sRZFNi08kG9Sm0uSHtEmP3zaEGg==
 
-yargs-parser@18.x, yargs-parser@^18.1.2, yargs-parser@^18.1.3:
+yargs-parser@20.x:
+  version "20.2.0"
+  resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-20.2.0.tgz#944791ca2be2e08ddadd3d87e9de4c6484338605"
+  integrity sha512-2agPoRFPoIcFzOIp6656gcvsg2ohtscpw2OINr/q46+Sq41xz2OYLqx5HRHabmFU1OARIPAYH5uteICE7mn/5A==
+
+yargs-parser@^18.1.2, yargs-parser@^18.1.3:
   version "18.1.3"
   resolved "https://registry.yarnpkg.com/yargs-parser/-/yargs-parser-18.1.3.tgz#be68c4975c6b2abf469236b0c870362fab09a7b0"
   integrity sha512-o50j0JeToy/4K6OZcaQmW6lyXXKhq7csREXcDwk2omFPJEwUNOVtJKvmDr9EI1fAJZUyZcRF7kxGBWmRXudrCQ==