diff --git a/bytesconv.go b/bytesconv.go
index bbb4dbc..4e3aec1 100644
--- a/bytesconv.go
+++ b/bytesconv.go
@@ -417,7 +417,8 @@ func AppendQuotedArg(dst, src []byte) []byte {
 func appendQuotedPath(dst, src []byte) []byte {
 	for _, c := range src {
 		if c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z' || c >= '0' && c <= '9' ||
-			c == '/' || c == '.' || c == ',' || c == '=' || c == ':' || c == '&' || c == '~' || c == '-' || c == '_' {
+			c == '/' || c == '.' || c == ',' || c == '=' || c == ':' || c == '&' ||
+			c == '~' || c == '-' || c == '_' || c == ';' {
 			dst = append(dst, c)
 		} else {
 			dst = append(dst, '%', hexCharUpper(c>>4), hexCharUpper(c&15))