diff --git a/example/package.json b/example/package.json
index ceb4924..51cc1cf 100644
--- a/example/package.json
+++ b/example/package.json
@@ -14,6 +14,6 @@
     "mocha": "^5.0.0",
     "ts-node": "^7.0.0",
     "ts-node-test-register": "file:..",
-    "typescript": "^2.6.2"
+    "typescript": "^3.0.0"
   }
 }
diff --git a/example/yarn.lock b/example/yarn.lock
index 1646816..04447f5 100644
--- a/example/yarn.lock
+++ b/example/yarn.lock
@@ -257,7 +257,7 @@ supports-color@4.4.0:
     has-flag "^2.0.0"
 
 "ts-node-test-register@file:..":
-  version "3.0.0"
+  version "4.0.0"
   dependencies:
     read-pkg "^3.0.0"
 
@@ -274,9 +274,9 @@ ts-node@^7.0.0:
     source-map-support "^0.5.6"
     yn "^2.0.0"
 
-typescript@^2.6.2:
-  version "2.6.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.6.2.tgz#3c5b6fd7f6de0914269027f03c0946758f7673a4"
+typescript@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.0.1.tgz#43738f29585d3a87575520a4b93ab6026ef11fdb"
 
 validate-npm-package-license@^3.0.1:
   version "3.0.1"
diff --git a/package.json b/package.json
index 47b83bd..d5a7734 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "mocha": "^5.2.0",
     "prettier": "^1.13.5",
     "ts-node": "^7.0.0",
-    "typescript": "^2.9.2"
+    "typescript": "^3.0.0"
   },
   "peerDependencies": {
     "ts-node": "^7.0.0"
diff --git a/yarn.lock b/yarn.lock
index eb3326e..f5c3c93 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1435,9 +1435,9 @@ tslib@^1.9.0:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
 
-typescript@^2.9.2:
-  version "2.9.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.9.2.tgz#1cbf61d05d6b96269244eb6a3bce4bd914e0f00c"
+typescript@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.0.1.tgz#43738f29585d3a87575520a4b93ab6026ef11fdb"
 
 union-value@^1.0.0:
   version "1.0.0"