diff --git a/package.json b/package.json
index aa1f03b..1f85f54 100644
--- a/package.json
+++ b/package.json
@@ -109,7 +109,7 @@
     "rollup-plugin-terser": "7.0.2",
     "rollup-plugin-typescript2": "0.30.0",
     "semantic-release": "17.4.2",
-    "ts-jest": "26.5.4",
+    "ts-jest": "26.5.6",
     "ts-node": "9.1.1",
     "typescript": "4.1.5"
   },
diff --git a/yarn.lock b/yarn.lock
index fe7973d..96e605c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -13594,10 +13594,10 @@ ts-essentials@^2.0.3:
   resolved "https://registry.yarnpkg.com/ts-essentials/-/ts-essentials-2.0.12.tgz#c9303f3d74f75fa7528c3d49b80e089ab09d8745"
   integrity sha512-3IVX4nI6B5cc31/GFFE+i8ey/N2eA0CZDbo6n0yrz0zDX8ZJ8djmU1p+XRz7G3is0F3bB3pu2pAroFdAWQKU3w==
 
-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==
+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"