diff --git a/app/src/main/java/com/nextcloud/talk/adapters/items/ParticipantItem.kt b/app/src/main/java/com/nextcloud/talk/adapters/items/ParticipantItem.kt
index 1d9c59a3c..c71a59611 100644
--- a/app/src/main/java/com/nextcloud/talk/adapters/items/ParticipantItem.kt
+++ b/app/src/main/java/com/nextcloud/talk/adapters/items/ParticipantItem.kt
@@ -25,6 +25,7 @@ import com.nextcloud.talk.extensions.loadDefaultAvatar
 import com.nextcloud.talk.extensions.loadDefaultGroupCallAvatar
 import com.nextcloud.talk.extensions.loadFederatedUserAvatar
 import com.nextcloud.talk.extensions.loadFirstLetterAvatar
+import com.nextcloud.talk.extensions.loadPhoneAvatar
 import com.nextcloud.talk.extensions.loadTeamAvatar
 import com.nextcloud.talk.extensions.loadUserAvatar
 import com.nextcloud.talk.models.domain.ConversationModel
@@ -237,6 +238,10 @@ class ParticipantItem(
                 )
             }
 
+            Participant.ActorType.PHONES -> {
+                holder.binding.avatarView.loadPhoneAvatar(viewThemeUtils)
+            }
+
             else -> {
                 Log.w(TAG, "Avatar not shown because of unknown ActorType " + model.calculatedActorType)
             }
diff --git a/app/src/main/java/com/nextcloud/talk/chat/data/model/ChatMessage.kt b/app/src/main/java/com/nextcloud/talk/chat/data/model/ChatMessage.kt
index f79ee5043..a72657db0 100644
--- a/app/src/main/java/com/nextcloud/talk/chat/data/model/ChatMessage.kt
+++ b/app/src/main/java/com/nextcloud/talk/chat/data/model/ChatMessage.kt
@@ -423,7 +423,8 @@ data class ChatMessage(
         AVATAR_SET,
         AVATAR_REMOVED,
         FEDERATED_USER_ADDED,
-        FEDERATED_USER_REMOVED
+        FEDERATED_USER_REMOVED,
+        PHONE_ADDED
     }
 
     companion object {
diff --git a/app/src/main/java/com/nextcloud/talk/extensions/ImageViewExtensions.kt b/app/src/main/java/com/nextcloud/talk/extensions/ImageViewExtensions.kt
index 0431ef5b3..1044460e1 100644
--- a/app/src/main/java/com/nextcloud/talk/extensions/ImageViewExtensions.kt
+++ b/app/src/main/java/com/nextcloud/talk/extensions/ImageViewExtensions.kt
@@ -204,6 +204,11 @@ private fun ImageView.loadAvatarInternal(
 fun ImageView.loadAvatarWithUrl(user: User? = null, url: String): io.reactivex.disposables.Disposable =
     loadAvatarInternal(user, url, false, null)
 
+fun ImageView.loadPhoneAvatar(viewThemeUtils: ViewThemeUtils): io.reactivex.disposables.Disposable {
+    val drawable = viewThemeUtils.talk.themePlaceholderAvatar(this, R.drawable.ic_phone_small)
+    return loadUserAvatar(drawable)
+}
+
 fun ImageView.loadThumbnail(url: String, user: User): io.reactivex.disposables.Disposable {
     val requestBuilder = ImageRequest.Builder(context)
         .data(url)
diff --git a/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumActorTypeConverter.kt b/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumActorTypeConverter.kt
index 18796e770..549df588f 100644
--- a/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumActorTypeConverter.kt
+++ b/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumActorTypeConverter.kt
@@ -16,6 +16,7 @@ import com.nextcloud.talk.models.json.participants.Participant.ActorType.FEDERAT
 import com.nextcloud.talk.models.json.participants.Participant.ActorType.GROUPS
 import com.nextcloud.talk.models.json.participants.Participant.ActorType.GUESTS
 import com.nextcloud.talk.models.json.participants.Participant.ActorType.USERS
+import com.nextcloud.talk.models.json.participants.Participant.ActorType.PHONES
 
 class EnumActorTypeConverter : StringBasedTypeConverter<Participant.ActorType>() {
     override fun getFromString(string: String?): Participant.ActorType =
@@ -26,6 +27,7 @@ class EnumActorTypeConverter : StringBasedTypeConverter<Participant.ActorType>()
             "users" -> USERS
             "circles" -> CIRCLES
             "federated_users" -> FEDERATED
+            "phones" -> PHONES
             else -> DUMMY
         }
 
@@ -41,6 +43,7 @@ class EnumActorTypeConverter : StringBasedTypeConverter<Participant.ActorType>()
             USERS -> "users"
             CIRCLES -> "circles"
             FEDERATED -> "federated_users"
+            PHONES -> "phones"
             else -> ""
         }
     }
diff --git a/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumSystemMessageTypeConverter.kt b/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumSystemMessageTypeConverter.kt
index d64c3a8cf..9643dae39 100644
--- a/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumSystemMessageTypeConverter.kt
+++ b/app/src/main/java/com/nextcloud/talk/models/json/converters/EnumSystemMessageTypeConverter.kt
@@ -71,6 +71,7 @@ import com.nextcloud.talk.chat.data.model.ChatMessage.SystemMessageType.RECORDIN
 import com.nextcloud.talk.chat.data.model.ChatMessage.SystemMessageType.RECORDING_STOPPED
 import com.nextcloud.talk.chat.data.model.ChatMessage.SystemMessageType.USER_ADDED
 import com.nextcloud.talk.chat.data.model.ChatMessage.SystemMessageType.USER_REMOVED
+import com.nextcloud.talk.chat.data.model.ChatMessage.SystemMessageType.PHONE_ADDED
 
 /*
 * see https://nextcloud-talk.readthedocs.io/en/latest/chat/#system-messages
@@ -141,6 +142,7 @@ class EnumSystemMessageTypeConverter : StringBasedTypeConverter<ChatMessage.Syst
             "avatar_removed" -> AVATAR_REMOVED
             "federated_user_added" -> FEDERATED_USER_ADDED
             "federated_user_removed" -> FEDERATED_USER_REMOVED
+            "phone_added" -> PHONE_ADDED
             else -> DUMMY
         }
 
@@ -209,6 +211,7 @@ class EnumSystemMessageTypeConverter : StringBasedTypeConverter<ChatMessage.Syst
             AVATAR_REMOVED -> "avatar_removed"
             FEDERATED_USER_ADDED -> "federated_user_added"
             FEDERATED_USER_REMOVED -> "federated_user_removed"
+            PHONE_ADDED -> "phone_added"
             else -> ""
         }
 }
diff --git a/app/src/main/java/com/nextcloud/talk/models/json/participants/Participant.kt b/app/src/main/java/com/nextcloud/talk/models/json/participants/Participant.kt
index ae8b374c9..0583c47fe 100644
--- a/app/src/main/java/com/nextcloud/talk/models/json/participants/Participant.kt
+++ b/app/src/main/java/com/nextcloud/talk/models/json/participants/Participant.kt
@@ -117,7 +117,8 @@ data class Participant(
         GUESTS,
         USERS,
         CIRCLES,
-        FEDERATED
+        FEDERATED,
+        PHONES
     }
 
     enum class ParticipantType {
diff --git a/app/src/main/res/drawable-night/icon_circular_phone.xml b/app/src/main/res/drawable-night/icon_circular_phone.xml
index 47026e19f..a11bd493f 100644
--- a/app/src/main/res/drawable-night/icon_circular_phone.xml
+++ b/app/src/main/res/drawable-night/icon_circular_phone.xml
@@ -6,22 +6,22 @@
 -->
 
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="48dp"
-    android:height="48dp"
+    android:width="24dp"
+    android:height="24dp"
     android:viewportWidth="24"
     android:viewportHeight="24">
 
     <path
-        android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2z"
-        android:fillColor="#3B3B3B" />
+        android:fillColor="#3B3B3B"
+        android:pathData="M12,0A12,12 0 1,0 12,24A12,12 0 1,0 12,0Z"/>
 
     <group
         android:scaleX="0.55"
         android:scaleY="0.55"
         android:pivotX="12"
         android:pivotY="12">
-        <path
-            android:pathData="M6.62,10.79C8.06,13.62 10.38,15.94 13.21,17.38l2.2,-2.2c0.27,-0.27 0.67,-0.36 1.02,-0.24 1.12,0.37 2.33,0.57 3.57,0.57 0.55,0 1,0.45 1,1v3.5c0,0.55 -0.45,1 -1,1C10.07,21 3,13.93 3,5.5 3,4.95 3.45,4.5 4,4.5H7.5c0.55,0 1,0.45 1,1 0,1.24 0.2,2.45 0.57,3.57 0.11,0.35 0.03,0.74 -0.25,1.02l-2.2,2.2z"
-            android:fillColor="#FFFFFF" />
+
+        <path android:fillColor="@android:color/white"
+            android:pathData="M6.54,5c0.06,0.89 0.21,1.76 0.45,2.59l-1.2,1.2c-0.41,-1.2 -0.67,-2.47 -0.76,-3.79h1.51m9.86,12.02c0.85,0.24 1.72,0.39 2.6,0.45v1.49c-1.32,-0.09 -2.59,-0.35 -3.8,-0.75l1.2,-1.19M7.5,3H4c-0.55,0 -1,0.45 -1,1 0,9.39 7.61,17 17,17 0.55,0 1,-0.45 1,-1v-3.49c0,-0.55 -0.45,-1 -1,-1 -1.24,0 -2.45,-0.2 -3.57,-0.57 -0.1,-0.04 -0.21,-0.05 -0.31,-0.05 -0.26,0 -0.51,0.1 -0.71,0.29l-2.2,2.2c-2.83,-1.45 -5.15,-3.76 -6.59,-6.59l2.2,-2.2c0.28,-0.28 0.36,-0.67 0.25,-1.02C8.7,6.45 8.5,5.25 8.5,4c0,-0.55 -0.45,-1 -1,-1z"/>
     </group>
-</vector>
\ No newline at end of file
+</vector>
diff --git a/app/src/main/res/drawable/ic_phone.xml b/app/src/main/res/drawable/ic_phone.xml
index 1636aa11d..354781237 100644
--- a/app/src/main/res/drawable/ic_phone.xml
+++ b/app/src/main/res/drawable/ic_phone.xml
@@ -4,6 +4,7 @@
   ~ SPDX-FileCopyrightText: 2018-2025 Google LLC
   ~ SPDX-License-Identifier: Apache-2.0
 -->
+
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
     android:width="24dp"
     android:height="24dp"
diff --git a/app/src/main/res/drawable/ic_phone_small.xml b/app/src/main/res/drawable/ic_phone_small.xml
index b5f2bfbe6..527de28ba 100644
--- a/app/src/main/res/drawable/ic_phone_small.xml
+++ b/app/src/main/res/drawable/ic_phone_small.xml
@@ -6,17 +6,19 @@
 -->
 
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="960"
-    android:viewportHeight="960">
-    <group
-        android:pivotX="480"
-        android:pivotY="480"
-        android:scaleX="0.6"
-        android:scaleY="0.6">
-        <path
-            android:fillColor="@android:color/white"
-            android:pathData="M798,840Q673,840 551,785.5Q429,731 329,631Q229,531 174.5,409Q120,287 120,162Q120,144 132,132Q144,120 162,120L324,120Q338,120 349,129.5Q360,139 362,152L388,292Q390,308 387,319Q384,330 376,338L279,436Q299,473 326.5,507.5Q354,542 387,574Q418,605 452,631.5Q486,658 524,680L618,586Q627,577 641.5,572.5Q656,568 670,570L808,598Q822,602 831,612.5Q840,623 840,636L840,798Q840,816 828,828Q816,840 798,840Z" />
-    </group>
+android:height="24dp"
+android:viewportHeight="24"
+android:viewportWidth="24"
+android:width="24dp">
+
+<group
+    android:pivotX="12"
+    android:pivotY="12"
+    android:scaleX="0.6"
+    android:scaleY="0.6">
+
+
+<path android:fillColor="@android:color/white"
+    android:pathData="M6.54,5c0.06,0.89 0.21,1.76 0.45,2.59l-1.2,1.2c-0.41,-1.2 -0.67,-2.47 -0.76,-3.79h1.51m9.86,12.02c0.85,0.24 1.72,0.39 2.6,0.45v1.49c-1.32,-0.09 -2.59,-0.35 -3.8,-0.75l1.2,-1.19M7.5,3H4c-0.55,0 -1,0.45 -1,1 0,9.39 7.61,17 17,17 0.55,0 1,-0.45 1,-1v-3.49c0,-0.55 -0.45,-1 -1,-1 -1.24,0 -2.45,-0.2 -3.57,-0.57 -0.1,-0.04 -0.21,-0.05 -0.31,-0.05 -0.26,0 -0.51,0.1 -0.71,0.29l-2.2,2.2c-2.83,-1.45 -5.15,-3.76 -6.59,-6.59l2.2,-2.2c0.28,-0.28 0.36,-0.67 0.25,-1.02C8.7,6.45 8.5,5.25 8.5,4c0,-0.55 -0.45,-1 -1,-1z"/>
+</group>
 </vector>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/icon_circular_phone.xml b/app/src/main/res/drawable/icon_circular_phone.xml
index 2d83aa6f0..bbf1e8058 100644
--- a/app/src/main/res/drawable/icon_circular_phone.xml
+++ b/app/src/main/res/drawable/icon_circular_phone.xml
@@ -12,16 +12,16 @@
     android:viewportHeight="24">
 
     <path
-        android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2z"
-        android:fillColor="#6B6B6B" />
+        android:fillColor="#6B6B6B"
+        android:pathData="M12,0A12,12 0 1,0 12,24A12,12 0 1,0 12,0Z"/>
 
     <group
         android:scaleX="0.55"
         android:scaleY="0.55"
         android:pivotX="12"
         android:pivotY="12">
-        <path
-            android:pathData="M6.62,10.79C8.06,13.62 10.38,15.94 13.21,17.38l2.2,-2.2c0.27,-0.27 0.67,-0.36 1.02,-0.24 1.12,0.37 2.33,0.57 3.57,0.57 0.55,0 1,0.45 1,1v3.5c0,0.55 -0.45,1 -1,1C10.07,21 3,13.93 3,5.5 3,4.95 3.45,4.5 4,4.5H7.5c0.55,0 1,0.45 1,1 0,1.24 0.2,2.45 0.57,3.57 0.11,0.35 0.03,0.74 -0.25,1.02l-2.2,2.2z"
-            android:fillColor="#FFFFFF" />
+
+        <path android:fillColor="@android:color/white"
+            android:pathData="M6.54,5c0.06,0.89 0.21,1.76 0.45,2.59l-1.2,1.2c-0.41,-1.2 -0.67,-2.47 -0.76,-3.79h1.51m9.86,12.02c0.85,0.24 1.72,0.39 2.6,0.45v1.49c-1.32,-0.09 -2.59,-0.35 -3.8,-0.75l1.2,-1.19M7.5,3H4c-0.55,0 -1,0.45 -1,1 0,9.39 7.61,17 17,17 0.55,0 1,-0.45 1,-1v-3.49c0,-0.55 -0.45,-1 -1,-1 -1.24,0 -2.45,-0.2 -3.57,-0.57 -0.1,-0.04 -0.21,-0.05 -0.31,-0.05 -0.26,0 -0.51,0.1 -0.71,0.29l-2.2,2.2c-2.83,-1.45 -5.15,-3.76 -6.59,-6.59l2.2,-2.2c0.28,-0.28 0.36,-0.67 0.25,-1.02C8.7,6.45 8.5,5.25 8.5,4c0,-0.55 -0.45,-1 -1,-1z"/>
     </group>
 </vector>