diff --git a/backend/Dockerfile b/backend/Dockerfile
index 7e717144..234f5d87 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -23,11 +23,14 @@ WORKDIR /app
 
 COPY pyproject.toml ./
 COPY uv.lock* ./
-RUN uv sync --frozen --no-dev 2>/dev/null || uv sync --no-dev
+RUN uv sync --no-dev
 
 COPY app ./app
-COPY alembic.ini* ./
-COPY alembic ./alembic 2>/dev/null || true
+
+# Alembic migrations are added in Stage 2a (DB models). Until then these COPY are skipped.
+# When alembic/ exists, uncomment:
+# COPY alembic.ini ./
+# COPY alembic ./alembic
 
 EXPOSE 8000