diff --git a/xCAT/postscripts/confignetwork b/xCAT/postscripts/confignetwork
index 7ca86939a..aa1abac39 100755
--- a/xCAT/postscripts/confignetwork
+++ b/xCAT/postscripts/confignetwork
@@ -143,7 +143,7 @@ function find_nic_type {
         return
     fi
     nic=($1)
-    echo $(hashget hash_new_nics $nic)
+    echo $(hashget hash_new_nics ${nic[0]})
 }
 
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