diff --git a/README.md b/README.md
index 6ef18c5..f849ba6 100644
--- a/README.md
+++ b/README.md
@@ -69,7 +69,7 @@ const s = new MagicString(someCode, {
   // these options will be used if you later call `bundle.addSource( s )` - see below
   filename: 'foo.js',
   indentExclusionRanges: [/*...*/],
-  // market source as ignore in DevTools, see below #Bundling
+  // mark source as ignore in DevTools, see below #Bundling
   ignoreList: false
 });
 ```