diff --git a/README.md b/README.md
index 6076193..9477391 100644
--- a/README.md
+++ b/README.md
@@ -133,7 +133,7 @@ repo.createCommit(
   updateRef: 'refs/heads/master',
   message: 'initial commit\n',
   author: repo.defaultSignature,
-  commiter: repo.defaultSignature,
+  committer: repo.defaultSignature,
   tree: tree,
   parents: [],
 );