diff --git a/src/mcp_obsidian/tools.py b/src/mcp_obsidian/tools.py
index d5b172a..e49c061 100644
--- a/src/mcp_obsidian/tools.py
+++ b/src/mcp_obsidian/tools.py
@@ -343,7 +343,7 @@ class PutContentToolHandler(ToolHandler):
        if "filepath" not in args or "content" not in args:
            raise RuntimeError("filepath and content arguments required")
 
-       api = obsidian.Obsidian(api_key=api_key, host=obsidian_host)
+       api = create_obsidian_api()
        api.put_content(args.get("filepath", ""), args["content"])
 
        return [