diff --git a/inventory/service/host_vars/review-test.opendev.org.yaml b/inventory/service/host_vars/review-test.opendev.org.yaml
index 57634015b5..76caa59957 100644
--- a/inventory/service/host_vars/review-test.opendev.org.yaml
+++ b/inventory/service/host_vars/review-test.opendev.org.yaml
@@ -2,7 +2,7 @@ gerrit_replication: []
 gerrit_storyboard_url: https://storyboard.openstack.org
 gerrit_vhost_name: review-test.opendev.org
 gerrit_serverid: adf32efa-43c9-4163-b047-c4449d8997da
-gerrit_heap_limit: 48g
+gerrit_heap_limit: 44g
 gerrit_track_upstream: false
 letsencrypt_certs:
   review-test-opendev-org-main:
diff --git a/inventory/service/host_vars/review01.openstack.org.yaml b/inventory/service/host_vars/review01.openstack.org.yaml
index 39992072a8..cb9f2ce734 100644
--- a/inventory/service/host_vars/review01.openstack.org.yaml
+++ b/inventory/service/host_vars/review01.openstack.org.yaml
@@ -59,7 +59,7 @@ gerrit_storyboard_url: https://storyboard.openstack.org
 gerrit_vhost_name: review.opendev.org
 gerrit_serverid: 4a232e18-c5a9-48ee-94c0-e04e7cca6543
 gerrit_redirect_vhost: review.openstack.org
-gerrit_heap_limit: 48g
+gerrit_heap_limit: 44g
 letsencrypt_certs:
   review01-opendev-org-main:
     - review.opendev.org