diff --git a/src/schema/skeleton.ts b/src/schema/skeleton.ts
index a44e461..4f57b63 100644
--- a/src/schema/skeleton.ts
+++ b/src/schema/skeleton.ts
@@ -171,7 +171,7 @@ export default {
                   ],
                 },
               },
-              required: ["id", "setup"],
+              required: ["id"],
             },
           },
         },
diff --git a/tests/skeleton.test.ts b/tests/skeleton.test.ts
index fdcfeb2..4025bc8 100644
--- a/tests/skeleton.test.ts
+++ b/tests/skeleton.test.ts
@@ -217,7 +217,7 @@ describe("validate skeleton", () => {
     const valid = validateSkeleton(json);
     expect(valid).toBe(false);
   });
-  it("should fail if step setup is missing", () => {
+  it("should not fail if step setup is missing", () => {
     const step1 = { ...validJson.levels[0].steps[0], setup: undefined };
     const level1 = { ...validJson.levels[0], steps: [step1] };
     const json = {
@@ -226,7 +226,7 @@ describe("validate skeleton", () => {
     };
 
     const valid = validateSkeleton(json);
-    expect(valid).toBe(false);
+    expect(valid).toBe(true);
   });
   it("should fail if step setup is invalid", () => {
     const step1 = {