diff --git a/CS2JLibrary/src/CS2JNet/System/StringSupport.java b/CS2JLibrary/src/CS2JNet/System/StringSupport.java
index 94bcb6f..92e8fa2 100755
--- a/CS2JLibrary/src/CS2JNet/System/StringSupport.java
+++ b/CS2JLibrary/src/CS2JNet/System/StringSupport.java
@@ -24,6 +24,8 @@ package CS2JNet.System;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 public class StringSupport {
 
@@ -365,7 +367,17 @@ public class StringSupport {
     // Takes a C# format string and converts it to a Java format string
 	public static String CSFmtStrToJFmtStr(String fmt)
 	{
-		return fmt.replaceAll("\\{(\\d)+\\}", "%$1\\$s");		
+		Pattern p = Pattern.compile("\\{(\\d)+\\}");
+		Matcher m = p.matcher(fmt);
+		StringBuffer sb = new StringBuffer();
+		while (m.find()) {
+			// In C# positions are indexed from 0, in Java they are indexed from 1
+			// so "{0} = {1}" -> "%1$s = %2$s"
+			String replacement = "%" + String.valueOf(Integer.parseInt(m.group(1)) + 1) + "\\$s";
+		    m.appendReplacement(sb, replacement);
+		}
+		m.appendTail(sb);
+		return sb.toString();		
 	}