diff --git a/atvm/watcher-service/start-atvm-run-watcher.sh b/atvm/watcher-service/start-atvm-run-watcher.sh
index 5dcb41f..8092ad8 100644
--- a/atvm/watcher-service/start-atvm-run-watcher.sh
+++ b/atvm/watcher-service/start-atvm-run-watcher.sh
@@ -49,8 +49,10 @@ if [[ -z "$BUILD_NAME" ]]; then
 fi
 
 RUN_DIR="${STATE_ROOT}/${BUILD_NAME}"
+RUN_LOG="/tmp/${BUILD_NAME}.log"
 systemctl stop "atvm-run-watcher@${BUILD_NAME}.service" >/dev/null 2>&1 || true
 rm -rf "$RUN_DIR"
+rm -f "$RUN_LOG"
 mkdir -p "$RUN_DIR"
 
 cat >"${RUN_DIR}/watch.env" <<EOF