diff --git a/roles/rebuilderd_worker/files/repro.conf b/roles/rebuilderd_worker/files/repro.conf
index 0d82dd8e27c1c4989d5f8f3bd7380b9492d77416..0eff7816e4223fa70773ea388cc6a118c0a6581f 100644
--- a/roles/rebuilderd_worker/files/repro.conf
+++ b/roles/rebuilderd_worker/files/repro.conf
@@ -1,2 +1,3 @@
 NOCHECK=1
 CACHEDIR=/var/lib/rebuilderd-worker/cache
+MAX_MEMORY=32G