diff --git a/src/generate-types.ts b/src/generate-types.ts
index a254237..cde9f55 100644
--- a/src/generate-types.ts
+++ b/src/generate-types.ts
@@ -24,8 +24,9 @@ function normalizeAttributeType(attrType: string): string {
   // string
   if (/EventHandler/i.test(attrType)) return "string";
 
-  // vhtml doesn't have a distinct node type--all components become strings.
-  if (attrType === "ReactNode") return "string";
+  // vhtml doesn't have a distinct node type--the serializer accepts any value.
+  // (arrays of any depth are flattened and concatenated)
+  if (attrType === "ReactNode") return "any";
 
   // vhtml doesn't convert style objects to string, so CSSProperties isn't
   // supported.
@@ -262,6 +263,9 @@ function generateJsxTypesForVhtml(
       // A functional pseudo-component returns a string as "element"
       writer.writeLine(`type Element = string;`);
 
+      // Enable strict type checking for children (TypeScript 2.3+)
+      writer.writeLine(`interface ElementChildrenAttribute { children: {}; }`);
+
       writer.writeLine(intrinsicElementsInterface.getText());
       extractedInterfaceNodes.forEach((node) => {
         // If the interface has no properties, convert it to a type alias, using