diff --git a/package.json b/package.json
index 31843bd..ff2ff89 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "prettier": "^2.7.1",
     "rimraf": "^3.0.2",
     "ts-jest": "^27.1.5",
-    "typescript": "4.7.4",
+    "typescript": "^4.8.2",
     "yargs": "^17.5.1"
   },
   "packageManager": "yarn@3.2.1"
diff --git a/yarn.lock b/yarn.lock
index 1004484..77a9d8a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -789,7 +789,7 @@ __metadata:
     prettier: ^2.7.1
     rimraf: ^3.0.2
     ts-jest: ^27.1.5
-    typescript: 4.7.4
+    typescript: ^4.8.2
     yargs: ^17.5.1
   bin:
     substrate-dev-run-lint: ./scripts/substrate-dev-run-lint.cjs
@@ -4696,23 +4696,23 @@ resolve@^1.20.0:
   languageName: node
   linkType: hard
 
-"typescript@npm:4.7.4":
-  version: 4.7.4
-  resolution: "typescript@npm:4.7.4"
+"typescript@npm:^4.8.2":
+  version: 4.8.2
+  resolution: "typescript@npm:4.8.2"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 5750181b1cd7e6482c4195825547e70f944114fb47e58e4aa7553e62f11b3f3173766aef9c281783edfd881f7b8299cf35e3ca8caebe73d8464528c907a164df
+  checksum: 7f5b81d0d558c9067f952c7af52ab7f19c2e70a916817929e4a5b256c93990bf3178eccb1ac8a850bc75df35f6781b6f4cb3370ce20d8b1ded92ed462348f628
   languageName: node
   linkType: hard
 
-"typescript@patch:typescript@4.7.4#~builtin<compat/typescript>":
-  version: 4.7.4
-  resolution: "typescript@patch:typescript@npm%3A4.7.4#~builtin<compat/typescript>::version=4.7.4&hash=7ad353"
+"typescript@patch:typescript@^4.8.2#~builtin<compat/typescript>":
+  version: 4.8.2
+  resolution: "typescript@patch:typescript@npm%3A4.8.2#~builtin<compat/typescript>::version=4.8.2&hash=7ad353"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 9096d8f6c16cb80ef3bf96fcbbd055bf1c4a43bd14f3b7be45a9fbe7ada46ec977f604d5feed3263b4f2aa7d4c7477ce5f9cd87de0d6feedec69a983f3a4f93e
+  checksum: 6f49363af8af2fe480da1d5fa68712644438785208b06690a3cbe5e7365fd652c3a0f1e587bc8684d78fb69de3dde4de185c0bad7bb4f3664ddfc813ce8caad6
   languageName: node
   linkType: hard