diff --git a/python/examples/criteo_ctr_with_cube/README.md b/python/examples/criteo_ctr_with_cube/README.md
index ce6b73818b3f205520c07923b45cdef2e178eac7..eed612f4043ff7fdb41538b2a425d98f0d045718 100755
--- a/python/examples/criteo_ctr_with_cube/README.md
+++ b/python/examples/criteo_ctr_with_cube/README.md
@@ -1,4 +1,4 @@
-## Criteo CTR with Sparse Parameter Indexing Service3
+## Criteo CTR with Sparse Parameter Indexing Service
 
 ([简体中文](./README_CN.md)|English)