diff --git a/src/libse/Common/StringExtensions.cs b/src/libse/Common/StringExtensions.cs
index d7c8c2cec9..b88dc8136a 100644
--- a/src/libse/Common/StringExtensions.cs
+++ b/src/libse/Common/StringExtensions.cs
@@ -904,6 +904,7 @@ public static string NormalizeUnicode(this string input, Encoding encoding)
                 .Replace("\u2117", "(Sound-recording Copyright)") // ℗ sound-recording copyright
                 .Replace("\u2120", "(Service Mark)") // ℠ service mark
                 .Replace("\u2122", "(Trademark)") // ™ trademark
+                .Replace("\u00ae", "(Registered Trademark)") // ® Registered trademark
 
                 // RTL/LTR markers
                 .Replace("\u202B", string.Empty) // ‏