diff --git a/rest.main.service b/rest.main.service
index e6caaa3..6c629fd 100644
--- a/rest.main.service
+++ b/rest.main.service
@@ -11,7 +11,7 @@ Group=user
 # Group=fermat
 
 WorkingDirectory=/home/user/a2tec/glasses_ai
-# WorkingDirectory=/home/fermat/project/FM_TEST_REST_SERVER
+# WorkingDirectory=/home/fermat/project/glasses/rest
 
 # 51002 포트가 열릴 때까지 대기 (bash 내장 TCP 체크 활용)
 ExecStartPre=/bin/bash -c 'until timeout 1s bash -c "cat < /dev/null > /dev/tcp/localhost/51002"; do echo "Waiting for Vector Service on port 51002..."; sleep 2; done'
diff --git a/rest.vector.service b/rest.vector.service
index 3271781..38acc81 100644
--- a/rest.vector.service
+++ b/rest.vector.service
@@ -2,6 +2,7 @@
 Description=Vector Service for Glasses AI
 After=network-online.target
 Wants=network-online.target
+PartOf=rest.main.service
 
 [Service]
 User=user
@@ -11,7 +12,7 @@ Group=user
 # Group=fermat
 
 WorkingDirectory=/home/user/a2tec/glasses_ai
-# WorkingDirectory=/home/fermat/project/FM_TEST_REST_SERVER
+# WorkingDirectory=/home/fermat/project/glasses/rest
 
 ExecStart=/home/user/anaconda3/envs/rest_vector/bin/python rest_vector.py
 # ExecStart=/mnt/clover_1TB/anaconda_data/fm_rest_vector/bin/python rest_vector.py