diff --git a/package-lock.json b/package-lock.json
index 3e7a6b0..0c5b95b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2273,6 +2273,16 @@
         "@types/istanbul-lib-report": "*"
       }
     },
+    "@types/jest": {
+      "version": "25.2.1",
+      "resolved": "https://registry.npmjs.org/@types/jest/-/jest-25.2.1.tgz",
+      "integrity": "sha512-msra1bCaAeEdkSyA0CZ6gW1ukMIvZ5YoJkdXw/qhQdsuuDlFTcEUrUw8CLCPt2rVRUfXlClVvK2gvPs9IokZaA==",
+      "dev": true,
+      "requires": {
+        "jest-diff": "^25.2.1",
+        "pretty-format": "^25.2.1"
+      }
+    },
     "@types/minimatch": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.3.tgz",
diff --git a/package.json b/package.json
index 02e25fe..32b0f4e 100644
--- a/package.json
+++ b/package.json
@@ -32,6 +32,7 @@
     "@commitlint/core": "^8.3.5",
     "@semantic-release/git": "^9.0.0",
     "@semantic-release/github": "^7.0.5",
+    "@types/jest": "^25.2.1",
     "antlr4ts-cli": "^0.5.0-alpha.3",
     "commitlint-config-gitmoji": "^1.0.1",
     "cpy-cli": "^3.1.0",