diff --git a/encoder.go b/encoder.go
index 164098d..a246c26 100644
--- a/encoder.go
+++ b/encoder.go
@@ -53,7 +53,10 @@ func (node *Node) write(out *strings.Builder) []*Node {
 	indent := strings.Repeat(" ", node.Indent)
 	out.WriteString(indent + node.Type)
 	if len(node.Name) > 0 {
-		out.WriteString(":" + node.Name)
+		if NoQuote(node.Name) {
+			out.WriteString(":" + node.Name)
+		}
+		out.WriteString(fmt.Sprintf(":%q", node.Name))
 	}
 	for key, val := range node.Keys {
 		if NoQuote(val) {
diff --git a/tests/test0.brf b/tests/test0.brf
index 5c2e233..e51ba4c 100644
--- a/tests/test0.brf
+++ b/tests/test0.brf
@@ -1,5 +1,5 @@
 html
-    head
+    head:"go-flags"
         title `My Web Page`
     body class:mybody
         h1 `My Web Page`