diff --git a/PROMS/Volian.Controls.Library/DisplayText.cs b/PROMS/Volian.Controls.Library/DisplayText.cs
index a41d3802..8feeeb3e 100644
--- a/PROMS/Volian.Controls.Library/DisplayText.cs
+++ b/PROMS/Volian.Controls.Library/DisplayText.cs
@@ -1545,7 +1545,7 @@ namespace Volian.Controls.Library
 						// don't use the \W, i.e. don't bother to look for a non-word character.
 						string wordMatchBeg = Regex.IsMatch(replaceWord.Substring(0, 1), @"\W") ? "" : @"(?<=\W|^)";
 						string wordMatchEnd = Regex.IsMatch(replaceWord.Substring(replaceWord.Length - 1, 1), @"\W") ? "" : @"(?=\W|$)";
-						string pat = wordMatchBeg + @"(?<!\\u160\?)" + replaceWord + @"(?!\\u160\?)" + wordMatchEnd;
+						string pat = wordMatchBeg + @"(?<!\\u160\?|\\u8209\?)" + replaceWord + @"(?!\\u160\?|\\u8209\?)" + wordMatchEnd;
 						dicReplaceRegex.Add(rs, new Regex(pat, myOptions));
 					}
 					try