diff --git a/litellm/proxy/_experimental/mcp_server/utils.py b/litellm/proxy/_experimental/mcp_server/utils.py
index ac969560e7c..241a3e20d3e 100644
--- a/litellm/proxy/_experimental/mcp_server/utils.py
+++ b/litellm/proxy/_experimental/mcp_server/utils.py
@@ -9,7 +9,7 @@ import importlib
 LITELLM_MCP_SERVER_NAME = "litellm-mcp-server"
 LITELLM_MCP_SERVER_VERSION = "1.0.0"
 LITELLM_MCP_SERVER_DESCRIPTION = "MCP Server for LiteLLM"
-MCP_TOOL_PREFIX_SEPARATOR = "/"
+MCP_TOOL_PREFIX_SEPARATOR = "-"
 MCP_TOOL_PREFIX_FORMAT = "{server_name}{separator}{tool_name}"
 
 def is_mcp_available() -> bool: