diff --git a/deno.jsonc b/deno.jsonc
index 1fda0636d..10963a1f6 100644
--- a/deno.jsonc
+++ b/deno.jsonc
@@ -3,8 +3,10 @@
     "checkJs": false,
     "experimentalDecorators": false,
     "noFallthroughCasesInSwitch": true,
+    "noImplicitOverride": true,
     "noImplicitReturns": true,
-    "noUncheckedIndexedAccess": true
+    "noUncheckedIndexedAccess": true,
+    "useUnknownInCatchVariables": true
   },
   "lint": {
     "files": {