diff --git a/Program.cs b/Program.cs
index cfcc7f9..497d5ec 100644
--- a/Program.cs
+++ b/Program.cs
@@ -128,7 +128,7 @@ string FormatDeps(string filename, int linenum, string deps)
     var first = true;
     for (var i = 0; i < data.Count; i++)
     {
-        foreach (var d in data[i])
+        foreach (var d in data[i].OrderBy(p => p.clean))
         {
             if (!first) result += "\n";
             result += $"{indent}\"{d.clean}\",";