diff --git a/package.json b/package.json
index d44f837a..644b2608 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "native-promise-pool": "^3.16.0",
     "recursive-readdir": "^2.2.2",
     "string-format": "^2.0.0",
-    "typescript-is": "^0.17.1"
+    "typescript-is": "^0.18.3"
   },
   "devDependencies": {
     "@types/node": "^14.14.14",
diff --git a/yarn.lock b/yarn.lock
index 3cc50cfd..693e06bd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -480,10 +480,10 @@ tunnel@0.0.6, tunnel@^0.0.6:
   resolved "https://registry.yarnpkg.com/tunnel/-/tunnel-0.0.6.tgz#72f1314b34a5b192db012324df2cc587ca47f92c"
   integrity sha512-1h/Lnq9yajKY2PEbBadPXj3VxsDDu844OnaAo52UVmIzIvwwtBPIuNvkjuzBlTWpfJyUbG3ez0KSBibQkj4ojg==
 
-typescript-is@^0.17.1:
-  version "0.17.1"
-  resolved "https://registry.yarnpkg.com/typescript-is/-/typescript-is-0.17.1.tgz#d1308dc9a318cc800fc86ec4843a4c8f853a17f7"
-  integrity sha512-RIz2hSJO5LPh5URMMf+5BTES+kfggk47qQ+Jez0Vg02LYT499OHsHr3V+GUsmvrkWQKd3Jgu6qo3C9Jz2N4wLQ==
+typescript-is@^0.18.3:
+  version "0.18.3"
+  resolved "https://registry.yarnpkg.com/typescript-is/-/typescript-is-0.18.3.tgz#143ce2b348684083fc3963b95a6c2e24abd89389"
+  integrity sha512-kBgZIJt3AKrtye1H2GYf9bWu1YS0Z9AZZl4OZG4z2Ps2jPMZuycilP9RkxPLP+tPxCUjXfmaJti9TNGoz5schA==
   dependencies:
     nested-error-stacks "^2"
     tsutils "^3.17.1"