diff --git a/internal/dis/component/triplestore/triplestore/docker-compose.yml b/internal/dis/component/triplestore/triplestore/docker-compose.yml
index a63dee9..f557d87 100644
--- a/internal/dis/component/triplestore/triplestore/docker-compose.yml
+++ b/internal/dis/component/triplestore/triplestore/docker-compose.yml
@@ -10,8 +10,7 @@ services:
             - './data/work:/opt/graphdb/work'
             - './data/logs:/opt/graphdb/logs'
             - './data/import:/opt/graphdb/import'
-        command: "\"-Dgraphdb.home=/opt/graphdb -Dgraphdb.workbench.importDirectory=/opt/graphdb/import -Ddefault.min.distinct.threshold=2G\""
-        # Use 1GB of heap space
+        command: "\"-Dgraphdb.home=/opt/graphdb -Dgraphdb.workbench.importDirectory=/opt/graphdb/import -Ddefault.min.distinct.threshold=16M\""
         environment:
             GDB_HEAP_SIZE: 16G
         labels: