diff --git a/playbooks/manual/staging-sync/koji.yml b/playbooks/manual/staging-sync/koji.yml
index a70ecfe5bd..42f0ae669f 100644
--- a/playbooks/manual/staging-sync/koji.yml
+++ b/playbooks/manual/staging-sync/koji.yml
@@ -75,11 +75,11 @@
   - name: Import the prod db.  This will take quite a while.  Go get a snack!
     shell: >
       curl -s -S https://infrastructure.fedoraproject.org/infra/db-dumps/koji.dump.xz |
-      mbuffer -q -m 10M -l /tmp/mbuffer-curl-to-xz.log |
+      mbuffer -q -s 8M -m 128M -l /tmp/mbuffer-curl-to-xz.log |
       xzcat |
-      mbuffer -q -m 100M -l /tmp/mbuffer-xz-to-sed.log |
+      mbuffer -q -s 16M -m 256M -l /tmp/mbuffer-xz-to-sed.log |
       sed '/COPY buildroot_listing /,/\./d' |
-      mbuffer -q -m 1G -l /tmp/mbuffer-sed-to-psql.log |
+      mbuffer -q -s 16M -m 512M -l /tmp/mbuffer-sed-to-psql.log |
       psql -v ON_ERROR_STOP=1 koji
   - name: repoint all the prod rpm entries at the secondary volume (and other stuff)
     shell: psql -1 -v ON_ERROR_STOP=1 koji </var/lib/pgsql/koji-reset-staging.sql