diff --git a/agents/crew-orchestrator/requirements.txt b/agents/crew-orchestrator/requirements.txt
index 220c1443..ab74afee 100644
--- a/agents/crew-orchestrator/requirements.txt
+++ b/agents/crew-orchestrator/requirements.txt
@@ -4,7 +4,7 @@ pydantic>=2.11.9,<2.13.0
 redis>=4.2.0,<6.0.0
 httpx>=0.28.1
 python-dotenv>=1.2.2,<2.0.0
-chromadb>=0.4.22,<1.2.0
+chromadb>=1.5.9,<1.6.0
 structlog>=24.1.0
 python-json-logger>=2.0.7
 crewai[anthropic,litellm]>=1.14.4,<2.0.0