diff --git a/indra/newview/hippogridmanager.cpp b/indra/newview/hippogridmanager.cpp
index 315b7cf8b..bf82c7fde 100644
--- a/indra/newview/hippogridmanager.cpp
+++ b/indra/newview/hippogridmanager.cpp
@@ -109,7 +109,7 @@ void HippoGridInfo::setPlatform(const std::string& platform)
 	{
 		setPlatform(PLATFORM_WHITECORE);
 	} 
-	else if (tmp == "opensim") 
+	else if (tmp == "opensim" || tmp == "halcyon")
 	{
 		setPlatform(PLATFORM_OPENSIM);
 	}