diff --git a/SabreHelper/RomManipulation.cs b/SabreHelper/RomManipulation.cs
index ed364835..95fb31a6 100644
--- a/SabreHelper/RomManipulation.cs
+++ b/SabreHelper/RomManipulation.cs
@@ -458,11 +458,16 @@ namespace SabreTools.Helper
 												Int64.TryParse(xtr.GetAttribute("size"), out size);
 											}
 
+											// Take care of hex-prefixed hashes
+											string crc = (xtr.GetAttribute("crc") != null ? xtr.GetAttribute("crc").ToLowerInvariant().Trim() : "");
+											crc = (crc.StartsWith("0x") ? crc.Remove(0, 2) : crc);
+											string md5 = (xtr.GetAttribute("md5") != null ? xtr.GetAttribute("md5").ToLowerInvariant().Trim() : "");
+											md5 = (md5.StartsWith("0x") ? md5.Remove(0, 2) : md5);
+											string sha1 = (xtr.GetAttribute("sha1") != null ? xtr.GetAttribute("sha1").ToLowerInvariant().Trim() : "");
+											sha1 = (sha1.StartsWith("0x") ? sha1.Remove(0, 2) : sha1);
+
 											// Get the new values to add
-											string key = (xtr.GetAttribute("crc") != null ? xtr.GetAttribute("crc").ToLowerInvariant().Trim() : "") + "-" +
-												(xtr.GetAttribute("md5") != null ? xtr.GetAttribute("md5").ToLowerInvariant().Trim() : "") + "-" +
-												(xtr.GetAttribute("sha1") != null ? xtr.GetAttribute("sha1").ToLowerInvariant().Trim() : "") + "-" +
-												size;
+											string key = crc + "-" + md5 + "-" + sha1 + "-" + size;
 											RomData value = new RomData
 											{
 												Game = tempname,
@@ -471,9 +476,9 @@ namespace SabreTools.Helper
 												SystemID = sysid,
 												SourceID = srcid,
 												Size = size,
-												CRC = (xtr.GetAttribute("crc") != null ? xtr.GetAttribute("crc").ToLowerInvariant().Trim() : ""),
-												MD5 = (xtr.GetAttribute("md5") != null ? xtr.GetAttribute("md5").ToLowerInvariant().Trim() : ""),
-												SHA1 = (xtr.GetAttribute("sha1") != null ? xtr.GetAttribute("sha1").ToLowerInvariant().Trim() : ""),
+												CRC = crc,
+												MD5 = md5,
+												SHA1 = sha1,
 												System = filename,
 											};