diff --git a/internal/biz/session.go b/internal/biz/session.go
index b8173d1..b2deb46 100644
--- a/internal/biz/session.go
+++ b/internal/biz/session.go
@@ -1,7 +1,7 @@
 package biz
 
 import (
-	"ai_scheduler/internal/constants"
+	"ai_scheduler/internal/data/constants"
 	"ai_scheduler/internal/data/impl"
 	"ai_scheduler/internal/data/model"
 	"ai_scheduler/internal/entitys"
diff --git a/internal/constants/caller.go b/internal/data/constants/caller.go
similarity index 100%
rename from internal/constants/caller.go
rename to internal/data/constants/caller.go
diff --git a/internal/constants/knowledge.go b/internal/data/constants/knowledge.go
similarity index 100%
rename from internal/constants/knowledge.go
rename to internal/data/constants/knowledge.go
diff --git a/internal/entitys/chat_history.go b/internal/entitys/chat_history.go
index 394d4e7..d13d730 100644
--- a/internal/entitys/chat_history.go
+++ b/internal/entitys/chat_history.go
@@ -1,6 +1,8 @@
 package entitys
 
-import "ai_scheduler/internal/constants"
+import (
+	"ai_scheduler/internal/data/constants"
+)
 
 type ChatHistory struct {
 	SessionID string           `json:"session_id"`
diff --git a/internal/tools/manager.go b/internal/tools/manager.go
index 6b907e2..28b1c12 100644
--- a/internal/tools/manager.go
+++ b/internal/tools/manager.go
@@ -2,7 +2,7 @@ package tools
 
 import (
 	"ai_scheduler/internal/config"
-	"ai_scheduler/internal/constants"
+	"ai_scheduler/internal/data/constants"
 	"ai_scheduler/internal/entitys"
 
 	"context"