diff --git a/package.json b/package.json
index 110ba687..48f4ff30 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "rollup-plugin-node-resolve": "5.2.0",
     "rollup-plugin-typescript2": "0.30.0",
     "semantic-release": "17.4.2",
-    "ts-jest": "26.5.5",
+    "ts-jest": "26.5.6",
     "typescript": "4.2.4"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index c339e2fa..0a248989 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7299,10 +7299,10 @@ trim-right@^1.0.1:
   resolved "https://registry.yarnpkg.com/trim-right/-/trim-right-1.0.1.tgz#cb2e1203067e0c8de1f614094b9fe45704ea6003"
   integrity sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM=
 
-ts-jest@26.5.5:
-  version "26.5.5"
-  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.5.5.tgz#e40481b6ee4dd162626ba481a2be05fa57160ea5"
-  integrity sha512-7tP4m+silwt1NHqzNRAPjW1BswnAhopTdc2K3HEkRZjF0ZG2F/e/ypVH0xiZIMfItFtD3CX0XFbwPzp9fIEUVg==
+ts-jest@26.5.6:
+  version "26.5.6"
+  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.5.6.tgz#c32e0746425274e1dfe333f43cd3c800e014ec35"
+  integrity sha512-rua+rCP8DxpA8b4DQD/6X2HQS8Zy/xzViVYfEs2OQu68tkCuKLV0Md8pmX55+W24uRIyAsf/BajRfxOs+R2MKA==
   dependencies:
     bs-logger "0.x"
     buffer-from "1.x"