diff --git a/docs/design_docs/proxy.md b/docs/design_docs/proxy.md
index b6327928c4..5cc8fea819 100644
--- a/docs/design_docs/proxy.md
+++ b/docs/design_docs/proxy.md
@@ -206,7 +206,7 @@ all components on multiple nodes. In Milvus Standalone, the interaction between
 between functions or communication between Grpc. The log system can be either Pulsar or RocksDb. In Milvus Cluster, the
 communication between components is mostly undertaken by grpc, and the message flow is mostly by Pulsar.
 
-Therefore, in the original design, Milvus2.0 decoupled the core function of the component and the communication between
+Therefore, in the original design, Milvus 2.0 decoupled the core function of the component and the communication between
 components. Taking Proxy as an example, the core function of the Proxy component is determined and has nothing to do
 with the deployment form. In the project's internal/proxy directory, it contains the functions of the core components of
 Proxy; and internal/distributed/proxy contains the core functions of Proxy in the deployment of cluster distributed