diff --git a/ET/Console/Program.cs b/ET/Console/Program.cs
index 4db2ced..a075781 100644
--- a/ET/Console/Program.cs
+++ b/ET/Console/Program.cs
@@ -84,7 +84,7 @@ static void GenerateMap(string srcDir, string dstDir)
 
     var regionFiles = Directory.EnumerateFiles(srcDir, "*.md")
         .Select(f => (File: f, Content: File.ReadAllText(f)))
-        .Where(t => Regex.IsMatch(t.Content, @"(?m)^category:\s*Region$"))
+        .Where(t => Regex.IsMatch(t.Content, @"(?m)^category:\s*Region\s*$", RegexOptions.Multiline))
         .ToList();
 
     var regions = new List<RegionData>();
@@ -129,8 +129,8 @@ static void GenerateMap(string srcDir, string dstDir)
     var nameLookup = regions.ToDictionary(r => r.Name);
 
     var pad = 60;
-    var maxX = regions.Max(r => r.X) + pad * 2;
-    var maxY = regions.Max(r => r.Y) + pad * 2;
+    var maxX = (regions.Count > 0 ? regions.Max(r => r.X) : 0) + pad * 2;
+    var maxY = (regions.Count > 0 ? regions.Max(r => r.Y) : 0) + pad * 2;
 
     var svg = new System.Text.StringBuilder();
     svg.AppendLine($"<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 {maxX} {maxY}\">");