diff --git a/doc/design/cluster_train/cluster_bootstrapping_tools.md b/doc/design/cluster_train/cluster_bootstrapping_tools.md
index 3ded653648b6588fc0ec04c7c90dd57d64be88bd..1cd9962700bb49866f1ed6987abc28b27888a23f 100644
--- a/doc/design/cluster_train/cluster_bootstrapping_tools.md
+++ b/doc/design/cluster_train/cluster_bootstrapping_tools.md
@@ -47,7 +47,7 @@ Matchbox's Approach is similar to Sexstant.
 2. [Not fully supporting](https://github.com/coreos/matchbox/issues/550) centOS deployment yet.
 
 ## Conclusion
-Sextant is a better solution overall for paddle cloud deploying to a bare metal cluster. It would be great if Sextant can also can 1) k8s api server deployed with high availability by default; 2) not designed as a one-off service.
+Sextant is a better solution overall for paddle cloud deploying to a bare metal cluster. It would be great if Sextant can also 1) deploy k8s api server with high availability by default; 2) not designed as a one-off service.