diff --git a/src/NexusMods.CrossPlatform/Process/ProcessFactory.cs b/src/NexusMods.CrossPlatform/Process/ProcessFactory.cs
index ae15a4a97e..7ad2b4c149 100644
--- a/src/NexusMods.CrossPlatform/Process/ProcessFactory.cs
+++ b/src/NexusMods.CrossPlatform/Process/ProcessFactory.cs
@@ -70,7 +70,7 @@ public async Task<CommandResult> ExecuteAsync(
 
         var fileName = GetFileName(command);
 
-        var logFileName = $"{fileName}-{DateTime.Now:s}";
+        var logFileName = $"{fileName}-{DateTime.Now:yyyy-MM-dd_HH-mm-ss}";
         var stdOutFilePath = _processLogsFolder.Combine(logFileName + ".stdout.log");
         var stdErrFilePath = _processLogsFolder.Combine(logFileName + ".stderr.log");
         _logger.LogInformation("Using process logs {StdOutLogPath} and {StdErrLogPath}", stdOutFilePath, stdErrFilePath);