diff --git a/OpenRA.Game/Network/SyncReport.cs b/OpenRA.Game/Network/SyncReport.cs
index ccbe5b9625..62068d83ae 100644
--- a/OpenRA.Game/Network/SyncReport.cs
+++ b/OpenRA.Game/Network/SyncReport.cs
@@ -92,7 +92,8 @@ namespace OpenRA.Network
 
 		internal void DumpSyncReport(int frame, IEnumerable<FrameData.ClientOrder> orders)
 		{
-			Log.AddChannel("sync", "syncreport.log");
+			var reportName = "syncreport-" + DateTime.UtcNow.ToString("yyyy-MM-ddTHHmmssZ") + ".log";
+			Log.AddChannel("sync", reportName);
 
 			foreach (var r in syncReports)
 			{
diff --git a/OpenRA.Game/Support/Program.cs b/OpenRA.Game/Support/Program.cs
index e2c22647dc..ab422122b8 100644
--- a/OpenRA.Game/Support/Program.cs
+++ b/OpenRA.Game/Support/Program.cs
@@ -48,7 +48,8 @@ namespace OpenRA
 
 		static void FatalError(Exception ex)
 		{
-			Log.AddChannel("exception", "exception.log");
+			var exceptionName = "exception-" + DateTime.UtcNow.ToString("yyyy-MM-ddTHHmmssZ") + ".log";
+			Log.AddChannel("exception", exceptionName);
 
 			if (Game.ModData != null)
 			{