diff --git a/desktop/src-tauri/src/kernel_commands/agent.rs b/desktop/src-tauri/src/kernel_commands/agent.rs
index 01fcd7d..5aacd74 100644
--- a/desktop/src-tauri/src/kernel_commands/agent.rs
+++ b/desktop/src-tauri/src/kernel_commands/agent.rs
@@ -7,7 +7,7 @@ use zclaw_types::{AgentConfig, AgentId, AgentInfo};
 
 use super::{validate_agent_id, KernelState};
 use crate::intelligence::validation::validate_string_length;
-use crate::intelligence::identity::IdentityManagerState;
+use crate::intelligence::identity::{IdentityFile, IdentityManagerState};
 
 // ---------------------------------------------------------------------------
 // Request / Response types
@@ -235,6 +235,7 @@ pub async fn agent_delete(
 #[tauri::command]
 pub async fn agent_update(
     state: State<'_, KernelState>,
+    identity_state: State<'_, IdentityManagerState>,
     agent_id: String,
     updates: AgentUpdateRequest,
 ) -> Result<AgentInfo, String> {
@@ -253,6 +254,20 @@ pub async fn agent_update(
 
     // Apply updates
     if let Some(name) = updates.name {
+        // Sync name to identity soul so next session's system prompt includes it
+        let mut identity_mgr = identity_state.lock().await;
+        let current_soul = identity_mgr.get_file(&agent_id, IdentityFile::Soul);
+        let updated_soul = if current_soul.is_empty() {
+            format!("# ZCLAW 人格\n\n你的名字是{}。\n\n你是一个成长性的中文 AI 助手。", name)
+        } else if current_soul.contains("你的名字是") {
+            let re = regex::Regex::new(r"你的名字是[^\n]+").unwrap();
+            re.replace(&current_soul, format!("你的名字是{}", name)).to_string()
+        } else {
+            format!("你的名字是{}。\n\n{}", name, current_soul)
+        };
+        let _ = identity_mgr.update_file(&agent_id, "soul", &updated_soul);
+        drop(identity_mgr);
+
         config.name = name;
     }
     if let Some(description) = updates.description {