diff --git a/package.json b/package.json
index 4c2bc54..24a490e 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
   "devDependencies": {
     "@types/node": "~12",
     "npm-run-all": "~4",
-    "typescript": "~3.7"
+    "typescript": "~3.8.0"
   },
   "scripts": {
     "doc": "run-s build doc:export",
diff --git a/yarn.lock b/yarn.lock
index ce08c24..acb5f98 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6660,10 +6660,10 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-typescript@~3.7:
-  version "3.7.5"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.7.5.tgz#0692e21f65fd4108b9330238aac11dd2e177a1ae"
-  integrity sha512-/P5lkRXkWHNAbcJIiHPfRoKqyd7bsyCma1hZNUGfn20qm64T6ZBlrzprymeu918H+mB/0rIg2gGK/BXkhhYgBw==
+typescript@~3.8.0:
+  version "3.8.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.8.2.tgz#91d6868aaead7da74f493c553aeff76c0c0b1d5a"
+  integrity sha512-EgOVgL/4xfVrCMbhYKUQTdF37SQn4Iw73H5BgCrF1Abdun7Kwy/QZsE/ssAy0y4LxBbvua3PIbFsbRczWWnDdQ==
 
 unfetch@4.1.0:
   version "4.1.0"