diff --git a/yarn.lock b/yarn.lock
index 78f5f7d..6480a76 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1687,7 +1687,7 @@
   dependencies:
     "@types/istanbul-lib-report" "*"
 
-"@types/jest@26.x", "@types/jest@^26.0.0":
+"@types/jest@^26.0.0":
   version "26.0.15"
   resolved "https://registry.yarnpkg.com/@types/jest/-/jest-26.0.15.tgz#12e02c0372ad0548e07b9f4e19132b834cb1effe"
   integrity sha512-s2VMReFXRg9XXxV+CW9e5Nz8fH2K1aEhwgjUqPPbQd7g95T0laAcvLv032EhFHIa5GHsZ8W7iJEQVaJq6k3Gog==
@@ -7323,11 +7323,6 @@ lodash.map@^4.5.1:
   resolved "https://registry.yarnpkg.com/lodash.map/-/lodash.map-4.6.0.tgz#771ec7839e3473d9c4cde28b19394c3562f4f6d3"
   integrity sha1-dx7Hg540c9nEzeKLGTlMNWL09tM=
 
-lodash.memoize@4.x:
-  version "4.1.2"
-  resolved "https://registry.yarnpkg.com/lodash.memoize/-/lodash.memoize-4.1.2.tgz#bcc6c49a42a2840ed997f323eada5ecd182e0bfe"
-  integrity sha1-vMbEmkKihA7Zl/Mj6tpezRguC/4=
-
 lodash.set@^4.3.2:
   version "4.3.2"
   resolved "https://registry.yarnpkg.com/lodash.set/-/lodash.set-4.3.2.tgz#d8757b1da807dde24816b0d6a84bea1a76230b23"
@@ -7363,10 +7358,10 @@ lodash@4.17.15:
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
   integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
 
-lodash@^4.11.2, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.20, lodash@^4.2.1:
-  version "4.17.20"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.20.tgz#b44a9b6297bcb698f1c51a3545a2b3b368d59c52"
-  integrity sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA==
+lodash@4.x, lodash@^4.11.2, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.20, lodash@^4.2.1:
+  version "4.17.21"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
+  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
 
 log-symbols@^4.0.0:
   version "4.0.0"
@@ -10925,17 +10920,16 @@ truncate-utf8-bytes@^1.0.0:
     utf8-byte-length "^1.0.1"
 
 ts-jest@^26.0.0:
-  version "26.4.4"
-  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.4.4.tgz#61f13fb21ab400853c532270e52cc0ed7e502c49"
-  integrity sha512-3lFWKbLxJm34QxyVNNCgXX1u4o/RV0myvA2y2Bxm46iGIjKlaY0own9gIckbjZJPn+WaJEnfPPJ20HHGpoq4yg==
+  version "26.5.3"
+  resolved "https://registry.yarnpkg.com/ts-jest/-/ts-jest-26.5.3.tgz#a6ee00ba547be3b09877550df40a1465d0295554"
+  integrity sha512-nBiiFGNvtujdLryU7MiMQh1iPmnZ/QvOskBbD2kURiI1MwqvxlxNnaAB/z9TbslMqCsSbu5BXvSSQPc5tvHGeA==
   dependencies:
-    "@types/jest" "26.x"
     bs-logger "0.x"
     buffer-from "1.x"
     fast-json-stable-stringify "2.x"
     jest-util "^26.1.0"
     json5 "2.x"
-    lodash.memoize "4.x"
+    lodash "4.x"
     make-error "1.x"
     mkdirp "1.x"
     semver "7.x"