diff --git a/docker-compose.yml b/docker-compose.yml
index 08be3fc..db85436 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -98,6 +98,7 @@ services:
       sh -c "
         set -eux;
         npm ci;
+        rm -rf node_modules/.tmp;
         npm run build;
         mkdir -p /build;
         rm -rf /build/*;