diff --git a/internal/pkg/node/constructors.go b/internal/pkg/node/constructors.go
index 07f191a4..bfca8880 100644
--- a/internal/pkg/node/constructors.go
+++ b/internal/pkg/node/constructors.go
@@ -138,7 +138,7 @@ func (config *NodeYaml) FindAllNodes() ([]NodeInfo, error) {
 		if len(n.NetDevs) == 1 {
 			// only way to get the key
 			for key := range node.NetDevs {
-				n.NetDevs[key].Primary.SetB(true)
+				n.NetDevs[key].Primary.SetDefaultB(true)
 			}
 		}
 		// backward compatibility
diff --git a/internal/pkg/node/methods.go b/internal/pkg/node/methods.go
index 8f7ae7dc..aae89df2 100644
--- a/internal/pkg/node/methods.go
+++ b/internal/pkg/node/methods.go
@@ -166,6 +166,17 @@ func (ent *Entry) SetDefaultSlice(val []string) {
 
 }
 
+/*
+Set default etry as bool
+*/
+func (ent *Entry) SetDefaultB(val bool) {
+	if val {
+		ent.def = []string{"true"}
+	} else {
+		ent.def = []string{"false"}
+	}
+}
+
 /*
 Remove a element from a slice
 */