diff --git a/docker/docker-compose-dev.yaml b/docker/docker-compose-dev.yaml
index bd6f75145..672ef413f 100644
--- a/docker/docker-compose-dev.yaml
+++ b/docker/docker-compose-dev.yaml
@@ -116,7 +116,7 @@ services:
         APT_MIRROR: ${APT_MIRROR:-}
         UV_IMAGE: ${UV_IMAGE:-ghcr.io/astral-sh/uv:0.7.20}
     container_name: deer-flow-gateway
-    command: sh -c "cd backend && PYTHONPATH=. uv run uvicorn app.gateway.app:app --host 0.0.0.0 --port 8001 --reload --reload-include='*.yaml .env' > /app/logs/gateway.log 2>&1"
+    command: sh -c "cd backend && uv sync && PYTHONPATH=. uv run uvicorn app.gateway.app:app --host 0.0.0.0 --port 8001 --reload --reload-include='*.yaml .env' > /app/logs/gateway.log 2>&1"
     volumes:
       - ../backend/:/app/backend/
       # Preserve the .venv built during Docker image build — mounting the full backend/
@@ -170,7 +170,7 @@ services:
         APT_MIRROR: ${APT_MIRROR:-}
         UV_IMAGE: ${UV_IMAGE:-ghcr.io/astral-sh/uv:0.7.20}
     container_name: deer-flow-langgraph
-    command: sh -c "cd backend && uv run langgraph dev --no-browser --allow-blocking --host 0.0.0.0 --port 2024 --n-jobs-per-worker 10 > /app/logs/langgraph.log 2>&1"
+    command: sh -c "cd backend && uv sync && uv run langgraph dev --no-browser --allow-blocking --host 0.0.0.0 --port 2024 --n-jobs-per-worker 10 > /app/logs/langgraph.log 2>&1"
     volumes:
       - ../backend/:/app/backend/
       # Preserve the .venv built during Docker image build — mounting the full backend/