diff --git a/etc/message.xml b/etc/message.xml
index 18f61198ce6fbcb6cd3a1d0d9d11077704378a1d..4534be6db8e18f689c9b744213e92b373d524adf 100644
--- a/etc/message.xml
+++ b/etc/message.xml
@@ -408,6 +408,22 @@
 					<boolean>false</boolean>
 				</map>
 
+				<key>StartGroupProposal</key>
+				<map>
+					<key>flavor</key>
+					<string>llsd</string>
+					<key>trusted-sender</key>
+					<boolean>false</boolean>
+				</map>
+				
+				<key>GroupProposalBallot</key>
+				<map>
+					<key>flavor</key>
+					<string>llsd</string>
+					<key>trusted-sender</key>
+					<boolean>false</boolean>
+				</map>
+
 		  </map>
   	  	<key>capBans</key>
     	<map>
diff --git a/indra/newview/llviewerregion.cpp b/indra/newview/llviewerregion.cpp
index 00222123992c58dadc8b72cb9f00d92ae22c71fd..ad4b6fd616ca9f01b3727da544600714a57df21d 100644
--- a/indra/newview/llviewerregion.cpp
+++ b/indra/newview/llviewerregion.cpp
@@ -1340,6 +1340,7 @@ void LLViewerRegion::setSeedCapability(const std::string& url)
 	capabilityNames.append("CopyInventoryFromNotecard");
 	capabilityNames.append("DispatchRegionInfo");
 	capabilityNames.append("EventQueueGet");
+	capabilityNames.append("GroupProposalBallot");
 	capabilityNames.append("MapLayer");
 	capabilityNames.append("MapLayerGod");
 	capabilityNames.append("NewFileAgentInventory");
@@ -1354,6 +1355,7 @@ void LLViewerRegion::setSeedCapability(const std::string& url)
 	capabilityNames.append("SendUserReport");
 	capabilityNames.append("SendUserReportWithScreenshot");
 	capabilityNames.append("ServerReleaseNotes");
+	capabilityNames.append("StartGroupProposal");
 	capabilityNames.append("UpdateGestureAgentInventory");
 	capabilityNames.append("UpdateNotecardAgentInventory");
 	capabilityNames.append("UpdateScriptAgentInventory");
diff --git a/scripts/messages/message_template.msg b/scripts/messages/message_template.msg
index 938a30ae53fe9e0d35d6e26395125a8146e74df6..c7ce013dcdbc4ee10115d1aa15b311fddd411d84 100644
--- a/scripts/messages/message_template.msg
+++ b/scripts/messages/message_template.msg
@@ -7708,7 +7708,7 @@ version 2.0
 // viewer -> simulator -> dataserver
 // reliable
 {
-	StartGroupProposal Low 363 NotTrusted Zerocoded
+	StartGroupProposal Low 363 NotTrusted Zerocoded UDPDeprecated
 	{
 		AgentData		Single
 		{	AgentID		LLUUID	}
@@ -7728,7 +7728,7 @@ version 2.0
 // viewer -> simulator -> dataserver
 // reliable
 {
-	GroupProposalBallot Low 364 NotTrusted Unencoded
+	GroupProposalBallot Low 364 NotTrusted Unencoded UDPDeprecated
 	{
 		AgentData		Single
 		{	AgentID		LLUUID			}