diff --git a/package.json b/package.json
index 9746279..17b2c8d 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "puppeteer": "^7.1.0",
     "react-hot-loader": "^4.12.21",
     "style-loader": "^2.0.0",
-    "ts-jest": "^26.5.1",
+    "ts-jest": "^26.5.4",
     "ts-node": "^9.1.1",
     "typescript": "^3.9.7",
     "webpack": "^4.44.1",
diff --git a/yarn.lock b/yarn.lock
index 49aa495..c1453c6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1892,7 +1892,7 @@
   dependencies:
     "@types/istanbul-lib-report" "*"
 
-"@types/jest@26.x", "@types/jest@^26.0.20":
+"@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==
@@ -10488,12 +10488,11 @@ tr46@^2.0.2:
   dependencies:
     punycode "^2.1.1"
 
-ts-jest@^26.5.1:
-  version "26.5.1"
-  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.5.1.tgz#4d53ee4481552f57c1624f0bd3425c8b17996150"
-  integrity sha512-G7Rmo3OJMvlqE79amJX8VJKDiRcd7/r61wh9fnvvG8cAjhA9edklGw/dCxRSQmfZ/z8NDums5srSVgwZos1qfg==
+ts-jest@^26.5.4:
+  version "26.5.4"
+  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.5.4.tgz#207f4c114812a9c6d5746dd4d1cdf899eafc9686"
+  integrity sha512-I5Qsddo+VTm94SukBJ4cPimOoFZsYTeElR2xy6H2TOVs+NsvgYglW8KuQgKoApOKuaU/Ix/vrF9ebFZlb5D2Pg==
   dependencies:
-    "@types/jest" "26.x"
     bs-logger "0.x"
     buffer-from "1.x"
     fast-json-stable-stringify "2.x"