diff --git a/python/pyproject.toml b/python/pyproject.toml
index d01a68205c5f..49c47f31a0da 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -76,7 +76,7 @@ notebooks = [
     "ipykernel ~= 6.29"
 ]
 milvus = [
-    "pymilvus >= 2.3,< 2.5",
+    "pymilvus >= 2.3,< 2.6",
     "milvus >= 2.3,<2.3.8; platform_system != 'Windows'"
 ]
 mistralai = [