diff --git a/submodules/TelegramCore/Sources/GroupCalls.swift b/submodules/TelegramCore/Sources/GroupCalls.swift
index 32be3969d9..79bf43dbba 100644
--- a/submodules/TelegramCore/Sources/GroupCalls.swift
+++ b/submodules/TelegramCore/Sources/GroupCalls.swift
@@ -1094,12 +1094,6 @@ public final class GroupCallParticipantsContext {
     
     public func updateMuteState(peerId: PeerId, muteState: Participant.MuteState?, volume: Int32?) {
         
-        var muteState = muteState
-        if muteState == nil, let _ = volume {
-            muteState = self.stateValue.overlayState.pendingMuteStateChanges[peerId]?.state
-                ?? self.stateValue.state.participants.first(where: { $0.peer.id == peerId })?.muteState
-        }
-        
         if let current = self.stateValue.overlayState.pendingMuteStateChanges[peerId] {
             if current.state == muteState {
                 return
@@ -1135,12 +1129,11 @@ public final class GroupCallParticipantsContext {
                 return .single(nil)
             }
             var flags: Int32 = 0
-            if let _ = volume {
+            if let volume = volume, volume > 0 {
                 flags |= 1 << 1
-            } else {
-                if let muteState = muteState, (!muteState.canUnmute || peerId == account.peerId || muteState.mutedByYou) {
-                    flags |= 1 << 0
-                }
+            }
+            if let muteState = muteState, (!muteState.canUnmute || peerId == account.peerId || muteState.mutedByYou) {
+                flags |= 1 << 0
             }
             
             return account.network.request(Api.functions.phone.editGroupCallMember(flags: flags, call: .inputGroupCall(id: id, accessHash: accessHash), userId: inputUser, volume: volume))