diff --git a/app/src/main/java/com/nextcloud/talk/controllers/ConversationInfoController.kt b/app/src/main/java/com/nextcloud/talk/controllers/ConversationInfoController.kt
index 3d6406dcf..84d03acd2 100644
--- a/app/src/main/java/com/nextcloud/talk/controllers/ConversationInfoController.kt
+++ b/app/src/main/java/com/nextcloud/talk/controllers/ConversationInfoController.kt
@@ -700,6 +700,7 @@ class ConversationInfoController(args: Bundle) : BaseController(args), FlexibleA
             val moderatorTypes = ArrayList<Participant.ParticipantType>()
             moderatorTypes.add(Participant.ParticipantType.MODERATOR)
             moderatorTypes.add(Participant.ParticipantType.OWNER)
+            moderatorTypes.add(Participant.ParticipantType.GUEST_MODERATOR)
 
             if (moderatorTypes.contains(left.model.type) && !moderatorTypes.contains(right.model.type)) {
                 return -1
diff --git a/app/src/main/java/com/nextcloud/talk/models/json/conversations/Conversation.java b/app/src/main/java/com/nextcloud/talk/models/json/conversations/Conversation.java
index 0f1ebc214..e42e309ae 100644
--- a/app/src/main/java/com/nextcloud/talk/models/json/conversations/Conversation.java
+++ b/app/src/main/java/com/nextcloud/talk/models/json/conversations/Conversation.java
@@ -103,6 +103,7 @@ public class Conversation {
 
     public boolean isGuest() {
         return (Participant.ParticipantType.GUEST.equals(participantType) ||
+                Participant.ParticipantType.GUEST_MODERATOR.equals(participantType) ||
                 Participant.ParticipantType.USER_FOLLOWING_LINK.equals(participantType));
     }
 
@@ -116,8 +117,9 @@ public class Conversation {
     }
 
     public boolean isParticipantOwnerOrModerator() {
-        return Participant.ParticipantType.OWNER.equals(participantType)
-                || Participant.ParticipantType.MODERATOR.equals(participantType);
+        return (Participant.ParticipantType.OWNER.equals(participantType) ||
+                Participant.ParticipantType.GUEST_MODERATOR.equals(participantType) ||
+                Participant.ParticipantType.MODERATOR.equals(participantType));
     }
 
     public boolean shouldShowLobby(UserEntity conversationUser) {
diff --git a/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumParticipantTypeConverter.java b/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumParticipantTypeConverter.java
index 86a0639c3..ac2659266 100644
--- a/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumParticipantTypeConverter.java
+++ b/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumParticipantTypeConverter.java
@@ -37,10 +37,11 @@ public class EnumParticipantTypeConverter extends IntBasedTypeConverter<Particip
                 return Participant.ParticipantType.GUEST;
             case 5:
                 return Participant.ParticipantType.USER_FOLLOWING_LINK;
+            case 6:
+                return Participant.ParticipantType.GUEST_MODERATOR;
             default:
                 return Participant.ParticipantType.DUMMY;
         }
-
     }
 
     @Override
@@ -58,6 +59,8 @@ public class EnumParticipantTypeConverter extends IntBasedTypeConverter<Particip
                 return 4;
             case USER_FOLLOWING_LINK:
                 return 5;
+            case GUEST_MODERATOR:
+                return 6;
             default:
                 return 0;
         }
diff --git a/app/src/main/java/com/nextcloud/talk/models/json/participants/Participant.java b/app/src/main/java/com/nextcloud/talk/models/json/participants/Participant.java
index 4d49f4dc3..0cc2188ec 100644
--- a/app/src/main/java/com/nextcloud/talk/models/json/participants/Participant.java
+++ b/app/src/main/java/com/nextcloud/talk/models/json/participants/Participant.java
@@ -84,7 +84,8 @@ public class Participant {
         MODERATOR,
         USER,
         GUEST,
-        USER_FOLLOWING_LINK
+        USER_FOLLOWING_LINK,
+        GUEST_MODERATOR
     }
 
     public enum ParticipantFlags {