diff --git a/scripts/prepare-template.sh b/scripts/prepare-template.sh
index 14cefc1..0ffd15a 100644
--- a/scripts/prepare-template.sh
+++ b/scripts/prepare-template.sh
@@ -125,6 +125,9 @@ build_docker_images() {
 
     cd /workspace/ai
 
+    # Use legacy builder (buildkit has permission issues in RunPod)
+    export DOCKER_BUILDKIT=0
+
     # Build orchestrator
     log_info "Building orchestrator..."
     docker compose -f compose.yaml build orchestrator