diff --git a/README.md b/README.md
index 8fa03cad..bd06df85 100644
--- a/README.md
+++ b/README.md
@@ -81,7 +81,7 @@ WEBPACK_LOADER = {
     'DEFAULT': {
         'BUNDLE_DIR_NAME': 'webpack_bundles/', # must end with slash
         'STATS_FILE': 'webpack-stats.json',
-        'POLL_DELAY': 0.1,
+        'POLL_INTERVAL': 0.1,
         'IGNORE': ['.+\.hot-update.js', '.+\.map']
     }
 }