diff --git a/Fika.Core/Coop/Players/CoopPlayer.cs b/Fika.Core/Coop/Players/CoopPlayer.cs
index 80f403fe..4e18041e 100644
--- a/Fika.Core/Coop/Players/CoopPlayer.cs
+++ b/Fika.Core/Coop/Players/CoopPlayer.cs
@@ -765,7 +765,7 @@ private void GenerateDogtagDetails()
 			bool hasAggressor = LastAggressor != null;
 			string killerAccountId = hasAggressor ? LastAggressor.AccountId : string.Empty;
 			string killerProfileId = hasAggressor ? LastAggressor.ProfileId : string.Empty;
-			string killerNickname = (hasAggressor && !string.IsNullOrEmpty(LastAggressor.Profile.Nickname)) ? LastAggressor.Profile.Nickname : string.Empty;
+			string killerNickname = (hasAggressor && !string.IsNullOrEmpty(LastAggressor.Profile.Nickname)) ? LastAggressor.Profile.Nickname : "Unknown";
 			EPlayerSide side = Side;
 			int level = Profile.Info.Level;
 			DateTime time = EFTDateTimeClass.UtcNow;