diff --git a/services/mcps/oap-kubernetes-mcp/requirements.txt b/services/mcps/oap-kubernetes-mcp/requirements.txt
index 4341c9c22..0f776ebb1 100644
--- a/services/mcps/oap-kubernetes-mcp/requirements.txt
+++ b/services/mcps/oap-kubernetes-mcp/requirements.txt
@@ -2,7 +2,7 @@
 # bundled mcp.server.fastmcp and standalone fastmcp. The tools/list wire
 # format only carries _meta + annotations on these versions.
 mcp>=1.27.0,<2.0.0
-fastmcp>=3.2.0,<4.0.0
+fastmcp>=3.4.3,<4.0.0
 # OpenAgentic Kubernetes MCP Server Dependencies
 # ADMIN-ONLY MCP for Kubernetes administration