diff --git a/package.json b/package.json
index 1e1abe2..63fc52f 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "lint-staged": "^12.3.7",
     "prettier": "^2.6.0",
     "ts-node": "^10.7.0",
-    "typescript": "^4.6.2"
+    "typescript": "^4.9.5"
   },
   "dependencies": {
     "@project-serum/anchor": "^0.23.0",
diff --git a/yarn.lock b/yarn.lock
index 0b28059..e6ae0b7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -230,7 +230,7 @@ __metadata:
     tiny-invariant: ^1.2.0
     toml: ^3.0.0
     ts-node: ^10.7.0
-    typescript: ^4.6.2
+    typescript: ^4.9.5
   languageName: unknown
   linkType: soft
 
@@ -3895,23 +3895,23 @@ __metadata:
   languageName: node
   linkType: hard
 
-"typescript@npm:^4.6.2":
-  version: 4.6.2
-  resolution: "typescript@npm:4.6.2"
+"typescript@npm:^4.9.5":
+  version: 4.9.5
+  resolution: "typescript@npm:4.9.5"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 8a44ed7e6f6c4cb1ebe8cf236ecda2fb119d84dcf0fbd77e707b2dfea1bbcfc4e366493a143513ce7f57203c75da9d4e20af6fe46de89749366351046be7577c
+  checksum: ee000bc26848147ad423b581bd250075662a354d84f0e06eb76d3b892328d8d4440b7487b5a83e851b12b255f55d71835b008a66cbf8f255a11e4400159237db
   languageName: node
   linkType: hard
 
-"typescript@patch:typescript@^4.6.2#~builtin<compat/typescript>":
-  version: 4.6.2
-  resolution: "typescript@patch:typescript@npm%3A4.6.2#~builtin<compat/typescript>::version=4.6.2&hash=bda367"
+"typescript@patch:typescript@^4.9.5#~builtin<compat/typescript>":
+  version: 4.9.5
+  resolution: "typescript@patch:typescript@npm%3A4.9.5#~builtin<compat/typescript>::version=4.9.5&hash=bda367"
   bin:
     tsc: bin/tsc
     tsserver: bin/tsserver
-  checksum: 40b493a71747fb89fa70df104e2c4a5e284b43750af5bea024090a5261cefa387f7a9372411b13030f7bf5555cee4275443d08805642ae5c74ef76740854a4c7
+  checksum: 2eee5c37cad4390385db5db5a8e81470e42e8f1401b0358d7390095d6f681b410f2c4a0c496c6ff9ebd775423c7785cdace7bcdad76c7bee283df3d9718c0f20
   languageName: node
   linkType: hard