diff --git a/calendar_task/package.json b/calendar_task/package.json
index 525016e..a06338e 100644
--- a/calendar_task/package.json
+++ b/calendar_task/package.json
@@ -14,7 +14,7 @@
     "react-dom": "^17.0.2",
     "react-scripts": "5.0.0",
     "sass": "^1.49.0",
-    "typescript": "^4.5.4",
+    "typescript": "^4.7.4",
     "web-vitals": "^2.1.3"
   },
   "scripts": {
diff --git a/calendar_task/yarn.lock b/calendar_task/yarn.lock
index 31fcecb..23d41ea 100644
--- a/calendar_task/yarn.lock
+++ b/calendar_task/yarn.lock
@@ -8539,10 +8539,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-typescript@^4.5.4:
-  version "4.5.4"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.5.4.tgz#a17d3a0263bf5c8723b9c52f43c5084edf13c2e8"
-  integrity sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg==
+typescript@^4.7.4:
+  version "4.7.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.7.4.tgz#1a88596d1cf47d59507a1bcdfb5b9dfe4d488235"
+  integrity sha512-C0WQT0gezHuw6AdY1M2jxUO83Rjf0HP7Sk1DtXj6j1EwkQNZrHAg2XPWlq62oqEhYvONq5pkC2Y9oPljWToLmQ==
 
 unbox-primitive@^1.0.1:
   version "1.0.1"