diff --git a/fmtlib.nuspec b/fmtlib.nuspec
index 8872bf20..a2677185 100644
--- a/fmtlib.nuspec
+++ b/fmtlib.nuspec
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <package xmlns="http://schemas.microsoft.com/packaging/2011/08/nuspec.xsd">
   <metadata>
-    <id>wuganhao.fmtlib</id>
+    <id>fmtlib</id>
     <version>$version$</version>
     <title>{fmt} lib nuget package</title>
     <authors>Wu, Ganhao&lt;wuganhao@hotmail.com&gt;</authors>