diff --git a/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/base-package.json b/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/base-package.json
index 1146d0eb6dc..bdd618b8700 100644
--- a/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/base-package.json
+++ b/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/base-package.json
@@ -33,7 +33,7 @@
     "rimraf": "^3.0.0",
     "ts-jest": "^26.4.1",
     "typedoc": "^0.19.2",
-    "typescript": "~4.4.2"
+    "typescript": "~4.3.5"
   },
   "engines": {
     "node": ">=10.0.0"
diff --git a/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/tsconfig.json b/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/tsconfig.json
index b5ae4c1ecba..15ef55fbb76 100644
--- a/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/tsconfig.json
+++ b/smithy-typescript-codegen/src/main/resources/software/amazon/smithy/typescript/codegen/tsconfig.json
@@ -13,8 +13,7 @@
     "resolveJsonModule": true,
     "esModuleInterop": true,
     "declarationDir": "dist/types",
-    "outDir": "dist/cjs",
-    "useUnknownInCatchVariables": false,
+    "outDir": "dist/cjs"
   },
   "typedocOptions": {
     "exclude": [