diff --git a/apps/blockchain-explorer/main.py b/apps/blockchain-explorer/main.py
index 40675a69..6489a45f 100755
--- a/apps/blockchain-explorer/main.py
+++ b/apps/blockchain-explorer/main.py
@@ -1285,4 +1285,4 @@ async def health():
     }
 
 if __name__ == "__main__":
-    uvicorn.run(app, host="0.0.0.0", port=8022)
+    uvicorn.run(app, host="0.0.0.0", port=8004)
diff --git a/setup.sh b/setup.sh
index 91cf0a7e..1df865a3 100755
--- a/setup.sh
+++ b/setup.sh
@@ -230,6 +230,8 @@ check_service "Coordinator API" "http://localhost:8000/health"
 check_service "Exchange API" "http://localhost:8001/api/health"
 check_service "Wallet API" "http://localhost:8003/health"
 check_service "Marketplace API" "http://localhost:8006/health"
+check_service "Explorer" "http://localhost:8004/health"
+check_service "Multimodal Service" "http://localhost:8005/health"
 
 # AI/Agent/GPU Services (8010-8019)
 echo ""
@@ -246,8 +248,6 @@ check_service "Web UI" "http://localhost:8016/health"
 echo ""
 echo "📊 Other Services (8020-8029):"
 check_service "Modality Optimization" "http://localhost:8023/health"
-check_service "Explorer" "http://localhost:8022/health"
-check_service "Multimodal Service" "http://localhost:8020/health"
 
 # Check blockchain node and RPC
 echo ""
diff --git a/systemd/aitbc-multimodal.service b/systemd/aitbc-multimodal.service
index 4ef10ff8..c728a7e6 100644
--- a/systemd/aitbc-multimodal.service
+++ b/systemd/aitbc-multimodal.service
@@ -9,7 +9,7 @@ User=debian
 Group=debian
 WorkingDirectory=/home/oib/aitbc/apps/coordinator-api
 Environment=PATH=/usr/bin
-ExecStart=/usr/bin/python3 -m uvicorn src.app.services.multimodal_app:app --host 127.0.0.1 --port 8020
+ExecStart=/usr/bin/python3 -m uvicorn src.app.services.multimodal_app:app --host 127.0.0.1 --port 8005
 ExecReload=/bin/kill -HUP $MAINPID
 KillMode=mixed
 TimeoutStopSec=5