diff --git a/orchestrator/requirements.txt b/orchestrator/requirements.txt
index b8af3cc..3a34bbd 100644
--- a/orchestrator/requirements.txt
+++ b/orchestrator/requirements.txt
@@ -2,5 +2,5 @@ flask>=3.0,<4.0
 gunicorn>=22.0,<23.0
 kubernetes>=29.0,<31.0
 pyyaml>=6.0,<7.0
-neo4j>=5.0,<6.0
+neo4j>=6.3.0,<7.0
 pytest>=8.0,<9.0