diff --git a/xCAT-server/sbin/makenamed.conf b/xCAT-server/sbin/makenamed.conf
index 9b984607c..eaf197932 100755
--- a/xCAT-server/sbin/makenamed.conf
+++ b/xCAT-server/sbin/makenamed.conf
@@ -66,7 +66,7 @@ echo "	};" >>$FILE
 
 # Natural version compare against version of bind.
 # If version 9.16.6 or higher, turn off DNSSEC
-BIND_VERSION=$(/usr/sbin/named -v | cut -d" " -f2)
+BIND_VERSION=$(/usr/sbin/named -v | cut -d" " -f2 | grep -Eo '[0-9]+\.[0-9]+\.[0-9]+' | head -n1)
 CONTROL_BIND_VERSION="9.16.6"
 
 # "sort --version-sort" takes lines of version strings and sorts them.