diff --git a/.gitea/workflows/build.yaml b/.gitea/workflows/build.yaml
index 7f995e1..55daae1 100644
--- a/.gitea/workflows/build.yaml
+++ b/.gitea/workflows/build.yaml
@@ -24,6 +24,8 @@ jobs:
         run: |
           set -euo pipefail
           NAME="firmware-${GITHUB_REF_NAME}"
+          PROJECT_BIN="mcu_code"
+
           mkdir -p "release/${NAME}/build/bootloader" "release/${NAME}/build/partition_table"
           
           # Keep the build/ layout so "@flash_args" works after unzipping