diff --git a/libSyntax/libsyntax.cpp b/libSyntax/libsyntax.cpp
index 1c1f17f..afa20db 100644
--- a/libSyntax/libsyntax.cpp
+++ b/libSyntax/libsyntax.cpp
@@ -85,8 +85,10 @@ QString Rept::token_present() const
 {
 	if(min_match == 0 && max_match == INT_MAX)
 		return u8"(" + this->rule_peer->token_present() + QString(u8")*");
-	else if(min_match == 1 && max_match == INT_MAX)
+	else if (min_match == 1 && max_match == INT_MAX)
 		return u8"(" + this->rule_peer->token_present() + QString(u8")+");
+	else if (min_match == 0 && max_match == 1)
+		return u8"(" + this->rule_peer->token_present() + QString(u8")?");
 
 	return u8"(" + this->rule_peer->token_present() + QString(u8"){%1, %2}").arg(min_match).arg(max_match);
 }