diff --git a/.node-version b/.node-version
new file mode 100644
index 000000000..60d3b2f4a
--- /dev/null
+++ b/.node-version
@@ -0,0 +1 @@
+15
diff --git a/src/utils.ts b/src/utils.ts
index 51defff12..4f7468e91 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -31,7 +31,7 @@ export function nodeType(obj: any): SchemaObjectType | undefined {
   }
 
   // enum
-  if (Array.isArray(obj.enum)) {
+  if (Array.isArray(obj.enum) && obj.enum.length) {
     return "enum";
   }
 
diff --git a/tests/schema.test.ts b/tests/schema.test.ts
index a29c8b7c8..5740f36d4 100644
--- a/tests/schema.test.ts
+++ b/tests/schema.test.ts
@@ -211,6 +211,13 @@ describe("SchemaObject", () => {
 "string"?: (('Totoro') | (2) | (false)) | null;
 
 }`);
+
+      expect(transform({ properties: { string: { type: "string", enum: [] } }, type: "object" })).toBe(
+        `{
+"string"?: string;
+
+}`
+      );
     });
 
     it("$ref", () => {