diff --git a/main.sh b/main.sh
index 9124036..916b7cd 100644
--- a/main.sh
+++ b/main.sh
@@ -14,7 +14,7 @@ num2=$2
 
 
 source ./nod.sh
-source ./noc.sh
+source ./nok.sh
 
 
 gcd=$(gcd $num1 $num2)