diff --git a/README.md b/README.md
index bc65ffed..e459956b 100644
--- a/README.md
+++ b/README.md
@@ -61,7 +61,7 @@ See [REST tests](./test/tests/resttests.ts) for detailed examples.
 
 ## Debugging
 
-To enable detailed console logging of all HTTP requests and responses, set the NODE_DEBUG environment varible:
+To enable detailed console logging of all HTTP requests and responses, set the NODE_DEBUG environment variable:
 
 ```
 export NODE_DEBUG=http