diff --git a/k8s/02_efs.sh b/k8s/02_efs.sh
index 421f4af9..d82a0174 100755
--- a/k8s/02_efs.sh
+++ b/k8s/02_efs.sh
@@ -37,8 +37,8 @@ fi
 
 echo "Detected Security Group ID: $securityGroupId"
 
-subnetIdZoneA=`aws ec2 describe-subnets --region=$AWS_REGION --output text | awk '/'$vpcId'/ { print $13 }' | sort | head -1`
-subnetIdZoneB=`aws ec2 describe-subnets --region=$AWS_REGION --output text | awk '/'$vpcId'/ { print $13 }' | sort | tail -1`
+subnetIdZoneA=`aws ec2 describe-subnets --region=$AWS_REGION --output text | awk '/'$vpcId'/ { print $15 }' | sort | head -1`
+subnetIdZoneB=`aws ec2 describe-subnets --region=$AWS_REGION --output text | awk '/'$vpcId'/ { print $15 }' | sort | tail -1`
 
 echo "Detected Subnet: $subnetIdZoneA"
 echo "Detected Subnet: $subnetIdZoneB"