diff --git a/apps/blockchain-explorer/main.py b/apps/blockchain-explorer/main.py
index 6489a45f..0a84fc1c 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=8004)
+    uvicorn.run(app, host="0.0.0.0", port=8007)
diff --git a/setup.sh b/setup.sh
index 1df865a3..e2cff5d4 100755
--- a/setup.sh
+++ b/setup.sh
@@ -228,10 +228,25 @@ echo ""
 echo "🔧 Core Services (8000-8009):"
 check_service "Coordinator API" "http://localhost:8000/health"
 check_service "Exchange API" "http://localhost:8001/api/health"
+check_service "Marketplace API" "http://localhost:8002/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"
+check_service "Explorer" "http://localhost:8007/health"
+
+# Check blockchain node and RPC
+echo ""
+echo "⛓️ Blockchain Services:"
+if systemctl is-active --quiet aitbc-blockchain-node.service; then
+    echo -e "${GREEN}✓${NC} Blockchain Node is running"
+else
+    echo -e "${RED}✗${NC} Blockchain Node is not running"
+fi
+
+if systemctl is-active --quiet aitbc-blockchain-rpc.service; then
+    echo -e "${GREEN}✓${NC} Blockchain RPC (port 8006) is running"
+else
+    echo -e "${RED}✗${NC} Blockchain RPC (port 8006) is not running"
+fi
 
 # AI/Agent/GPU Services (8010-8019)
 echo ""
@@ -249,21 +264,6 @@ echo ""
 echo "📊 Other Services (8020-8029):"
 check_service "Modality Optimization" "http://localhost:8023/health"
 
-# Check blockchain node and RPC
-echo ""
-echo "Blockchain Services:"
-if systemctl is-active --quiet aitbc-blockchain-node.service; then
-    echo -e "${GREEN}✓${NC} Blockchain Node is running"
-else
-    echo -e "${RED}✗${NC} Blockchain Node is not running"
-fi
-
-if systemctl is-active --quiet aitbc-blockchain-rpc.service; then
-    echo -e "${GREEN}✓${NC} Blockchain RPC is running"
-else
-    echo -e "${RED}✗${NC} Blockchain RPC is not running"
-fi
-
 # Check process status
 echo ""
 echo "Process Status:"
diff --git a/systemd/aitbc-marketplace.service b/systemd/aitbc-marketplace.service
index d1397d87..5afcdd05 100644
--- a/systemd/aitbc-marketplace.service
+++ b/systemd/aitbc-marketplace.service
@@ -8,7 +8,7 @@ Type=simple
 User=root
 WorkingDirectory=/opt/aitbc/apps/coordinator-api
 Environment=PATH=/usr/bin
-ExecStart=/usr/bin/python3 -m uvicorn src.app.routers.marketplace_enhanced_app:app --host 127.0.0.1 --port 8006
+ExecStart=/usr/bin/python3 -m uvicorn src.app.routers.marketplace_enhanced_app:app --host 127.0.0.1 --port 8002
 ExecReload=/bin/kill -HUP $MAINPID
 KillMode=mixed
 TimeoutStopSec=5