diff --git a/PROMS/Volian.Controls.Library/DisplayRO.cs b/PROMS/Volian.Controls.Library/DisplayRO.cs
index a0591acf..cf1520a4 100644
--- a/PROMS/Volian.Controls.Library/DisplayRO.cs
+++ b/PROMS/Volian.Controls.Library/DisplayRO.cs
@@ -435,7 +435,8 @@ namespace Volian.Controls.Library
 				double dbl2;
 				//B2017-232 changed from Parse to TryParse. AEP had figure title that had a number containing two periods which caused Parse to error
 				if (double.TryParse(match1.ToString(), out dbl1) && double.TryParse(match2.ToString(), out dbl2))
-					return dbl1 > dbl2;
+					if (dbl1 != dbl2) //B2021-144 if the numerical is identical default to the string comparision
+						return dbl1 > dbl2;
 			}
 			return String.Compare(value1, value2, true) > 0;
 		}