diff --git a/app/__test__/data/specs/fields/FieldIndex.spec.ts b/app/__test__/data/specs/fields/FieldIndex.spec.ts
index ab94214..fbcfabf 100644
--- a/app/__test__/data/specs/fields/FieldIndex.spec.ts
+++ b/app/__test__/data/specs/fields/FieldIndex.spec.ts
@@ -23,11 +23,4 @@ describe("FieldIndex", async () => {
       expect(index.name).toEqual("idx_test_name");
       expect(index.unique).toEqual(false);
    });
-
-   test("it fails on non-unique", async () => {
-      const field = new TestField("name", { required: false });
-
-      expect(() => new EntityIndex(entity, [field], true)).toThrowError();
-      expect(() => new EntityIndex(entity, [field])).toBeDefined();
-   });
 });
diff --git a/app/src/data/fields/indices/EntityIndex.ts b/app/src/data/fields/indices/EntityIndex.ts
index e8af2e6..ec69ecc 100644
--- a/app/src/data/fields/indices/EntityIndex.ts
+++ b/app/src/data/fields/indices/EntityIndex.ts
@@ -15,17 +15,6 @@ export class EntityIndex {
          throw new Error("All fields must be instances of Field");
       }
 
-      if (unique) {
-         const firstRequired = fields[0]?.isRequired();
-         if (!firstRequired) {
-            throw new Error(
-               `Unique indices must have first field as required: ${fields
-                  .map((f) => f.name)
-                  .join(", ")}`,
-            );
-         }
-      }
-
       if (!name) {
          this.name = [
             unique ? "idx_unique" : "idx",