diff --git a/main.go b/main.go
index 3522be0..9d6933d 100644
--- a/main.go
+++ b/main.go
@@ -109,7 +109,7 @@ func FindHexBinArticles(slice []string) []string {
 	for i := range slice {
 		if strings.Contains(string(slice[i]), "(bin)") || strings.Contains(string(slice[i]), "(hex)") {
 			x = Converter(slice[i-1], slice[i][:5])
-			slice[i-1] = strconv.Itoa(x)
+			slice[i-1] = strings.ToUpper(strconv.Itoa(x))
 
 			slice[i] = strings.TrimPrefix(slice[i], "(bin)")
 			slice[i] = strings.TrimPrefix(slice[i], "(hex)")