Update README.md

README.md

@@ -14,7 +14,7 @@ Software source code previously released under an open source license and then m
 
 [GeoPackage iOS](http://ngageoint.github.io/geopackage-ios/) is a [GeoPackage Library](http://ngageoint.github.io/GeoPackage/) Objective-C SDK implementation of the Open Geospatial Consortium [GeoPackage](http://www.geopackage.org/) [spec](http://www.geopackage.org/spec/).  It is listed as an [OGC GeoPackage Implementation](http://www.geopackage.org/#implementations_nga) by the National Geospatial-Intelligence Agency.
 
-<a href='https://www.ogc.org/resource/products/details/?pid=1733'>
+<a href='https://www.ogc.org/resource/products/details/?pid=1819'>
     <img src="https://github.com/ngageoint/GeoPackage/raw/master/docs/images/ogc.gif" height=50>
 </a>