diff --git a/pyproject.toml b/pyproject.toml
index 85c8eee..4ff4ec2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ api = [
     "fastapi>=0.110",
     "uvicorn[standard]>=0.52.4",
     "pydantic>=2.13.4",
-    "psycopg[binary]>=3.1",
+    "psycopg[binary]>=3.3.4",
     "pgvector>=0.2",
 ]
 llm = ["anthropic>=0.40"]