diff --git a/python/pyproject.toml b/python/pyproject.toml
index d1d0b57b59f0..f3756870f35e 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -56,7 +56,7 @@ dependencies = [
     # Protobuf
     # explicit typing extensions
     "typing-extensions>=4.13",
-    "mcp>=1.26.0,<2.0",
+    "mcp>=1.26.0,<3.0",
 ]
 
 ### Optional dependencies
@@ -96,7 +96,7 @@ hugging_face = [
     "torch==2.13.0"
 ]
 mcp = [
-    "mcp>=1.8,<2.0",
+    "mcp>=1.8,<3.0",
 ]
 milvus = [
     "pymilvus >= 2.3,< 2.7",