diff --git a/hieradata/roles/infra/puppetdb/api.yaml b/hieradata/roles/infra/puppetdb/api.yaml
index 551007e..dc7465d 100644
--- a/hieradata/roles/infra/puppetdb/api.yaml
+++ b/hieradata/roles/infra/puppetdb/api.yaml
@@ -1,5 +1,5 @@
 ---
 profiles::puppet::puppetdb_api::java_bin: /usr/lib/jvm/jre-11/bin/java
 profiles::puppet::puppetdb_api::java_args:
-  '-Xmx': '512m'
+  '-Xmx': '2048m'
   '-Xms': '256m'