diff --git a/README.md b/README.md
index c476585..936f100 100644
--- a/README.md
+++ b/README.md
@@ -37,7 +37,7 @@ _But before you get started, please ensure you enabled `isolatedDeclarations` in
 ```json
 {
   "compilerOptions": {
-    "isolatedDeclaration": true
+    "isolatedDeclarations": true
   }
 }
 ```