diff --git a/XML_Moodle.py b/XML_Moodle.py
index 24d1892db51fe2f33645d864ba312790d92d3df3..bbf757e997e7622705404a1ef6c74872010aadaa 100755
--- a/XML_Moodle.py
+++ b/XML_Moodle.py
@@ -124,7 +124,7 @@ class Cloze(Question):
 				self.choices.append(Answer(f"{l}) {c}", 0, self.max))
 
 	def __str__(self):
-		res = "\\element{" + self.category + "}{\n\t\\begin{" + self.env + "}{" + self.id + "}\\nbpoints{" + score_2_str(self.max) + "}\\\\\n" + self.q +"\n\t\t\\begin{multicols}{"+str(len(self.choices_num))+"}\n\t\t\t\\begin{choices}[o]\n\\AMCnoCompleteMulti"
+		res = "\\element{" + self.category + "}{\n\t\\begin{" + self.env + "}{" + self.id + "}\\nbpoints{" + score_2_str(self.max) + "}\\\\\n" + self.q +"\n\t\t\\begin{multicols}{"+str(max(2,len(self.choices_num)))+"}\n\t\t\t\\begin{choices}[o]\n\\AMCnoCompleteMulti"
 		res += "\n"
 		l = 0
 		i = 0