diff --git a/SabreTools.Serialization/Printers/PortableExecutable.cs b/SabreTools.Serialization/Printers/PortableExecutable.cs
index f9c4153e..204c8c6a 100644
--- a/SabreTools.Serialization/Printers/PortableExecutable.cs
+++ b/SabreTools.Serialization/Printers/PortableExecutable.cs
@@ -514,8 +514,15 @@ namespace SabreTools.Serialization.Printers
                         {
                             foreach (TypeLengthValue tlv in topLevelValues)
                             {
-                                string tlvString = tlv.Format(paddingLevel: 4);
-                                builder.AppendLine(tlvString);
+                                try
+                                {
+                                    string tlvString = tlv.Format(paddingLevel: 4);
+                                    builder.AppendLine(tlvString, "    Type-length-value");
+                                }
+                                catch
+                                {
+                                    builder.AppendLine("    Type-length-value: ERROR");
+                                }
                             }
                         }
                     }