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 fe8f19b01..3f5254150 100644
--- a/app/src/main/java/com/nextcloud/talk/controllers/ConversationInfoController.kt
+++ b/app/src/main/java/com/nextcloud/talk/controllers/ConversationInfoController.kt
@@ -471,7 +471,7 @@ class ConversationInfoController(args: Bundle) :
                 @Suppress("Detekt.TooGenericExceptionCaught")
                 override fun onNext(participantsOverall: ParticipantsOverall) {
                     try {
-                        handleParticipants(participantsOverall.ocs.data)
+                        handleParticipants(participantsOverall.ocs.data!!)
                     } catch (npe: NullPointerException) {
                         // view binding can be null
                         // since this is called asynchronously and UI might have been destroyed in the meantime
diff --git a/app/src/main/java/com/nextcloud/talk/models/json/participants/ParticipantsOCS.java b/app/src/main/java/com/nextcloud/talk/models/json/participants/ParticipantsOCS.java
deleted file mode 100644
index d82257fab..000000000
--- a/app/src/main/java/com/nextcloud/talk/models/json/participants/ParticipantsOCS.java
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- *
- *   Nextcloud Talk application
- *
- *   @author Mario Danic
- *   Copyright (C) 2017 Mario Danic (mario@lovelyhq.com)
- *
- *   This program is free software: you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation, either version 3 of the License, or
- *   at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-package com.nextcloud.talk.models.json.participants;
-
-import com.bluelinelabs.logansquare.annotation.JsonField;
-import com.bluelinelabs.logansquare.annotation.JsonObject;
-import com.nextcloud.talk.models.json.generic.GenericOCS;
-
-import org.parceler.Parcel;
-
-import java.util.List;
-
-@Parcel
-@JsonObject
-public class ParticipantsOCS extends GenericOCS {
-    @JsonField(name = "data")
-    public List<Participant> data;
-
-    public List<Participant> getData() {
-        return this.data;
-    }
-
-    public void setData(List<Participant> data) {
-        this.data = data;
-    }
-
-    public boolean equals(final Object o) {
-        if (o == this) {
-            return true;
-        }
-        if (!(o instanceof ParticipantsOCS)) {
-            return false;
-        }
-        final ParticipantsOCS other = (ParticipantsOCS) o;
-        if (!other.canEqual((Object) this)) {
-            return false;
-        }
-        final Object this$data = this.getData();
-        final Object other$data = other.getData();
-
-        return this$data == null ? other$data == null : this$data.equals(other$data);
-    }
-
-    protected boolean canEqual(final Object other) {
-        return other instanceof ParticipantsOCS;
-    }
-
-    public int hashCode() {
-        final int PRIME = 59;
-        int result = 1;
-        final Object $data = this.getData();
-        result = result * PRIME + ($data == null ? 43 : $data.hashCode());
-        return result;
-    }
-
-    public String toString() {
-        return "ParticipantsOCS(data=" + this.getData() + ")";
-    }
-}
diff --git a/app/src/main/java/com/nextcloud/talk/models/json/participants/ParticipantsOCS.kt b/app/src/main/java/com/nextcloud/talk/models/json/participants/ParticipantsOCS.kt
new file mode 100644
index 000000000..35b020b56
--- /dev/null
+++ b/app/src/main/java/com/nextcloud/talk/models/json/participants/ParticipantsOCS.kt
@@ -0,0 +1,39 @@
+/*
+ *
+ *   Nextcloud Talk application
+ *
+ *   @author Mario Danic
+ *   Copyright (C) 2017 Mario Danic (mario@lovelyhq.com)
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.nextcloud.talk.models.json.participants
+
+import android.os.Parcelable
+import com.bluelinelabs.logansquare.annotation.JsonField
+import com.bluelinelabs.logansquare.annotation.JsonObject
+import com.nextcloud.talk.models.json.generic.GenericMeta
+import kotlinx.android.parcel.Parcelize
+
+@Parcelize
+@JsonObject
+data class ParticipantsOCS(
+    @JsonField(name = ["meta"])
+    var meta: GenericMeta?,
+    @JsonField(name = ["data"])
+    var data: List<Participant>? = null
+) : Parcelable {
+    // This constructor is added to work with the 'com.bluelinelabs.logansquare.annotation.JsonObject'
+    constructor() : this(null, null)
+}