diff --git a/internal/common/binary.go b/internal/common/binary.go
index 9b5dc55..bf385fd 100644
--- a/internal/common/binary.go
+++ b/internal/common/binary.go
@@ -253,7 +253,7 @@ func Write(w io.Writer, order ByteOrder, data interface{}) error {
 			b[0] = *v
 		case uint8:
 			bs = b[:1]
-			b[0] = byte(v)
+			b[0] = v
 		case []uint8:
 			bs = v
 		case *int16:
diff --git a/internal/common/common.go b/internal/common/common.go
index f1e4154..fe01b98 100644
--- a/internal/common/common.go
+++ b/internal/common/common.go
@@ -165,7 +165,7 @@ func UintToString(orig []uint8) string {
 			size = i
 			break
 		}
-		ret[i] = byte(o)
+		ret[i] = o
 	}
 	if size == -1 {
 		size = len(orig)
diff --git a/internal/common/common_linux.go b/internal/common/common_linux.go
index ea153de..7dc53c4 100644
--- a/internal/common/common_linux.go
+++ b/internal/common/common_linux.go
@@ -26,8 +26,8 @@ func DoSysctrl(mib string) ([]string, error) {
 		return []string{}, err
 	}
 	v := strings.Replace(string(out), "{ ", "", 1)
-	v = strings.Replace(string(v), " }", "", 1)
-	values := strings.Fields(string(v))
+	v = strings.Replace(v, " }", "", 1)
+	values := strings.Fields(v)
 
 	return values, nil
 }