diff --git a/Tests/VTEX.Tests/Controllers/ProductSpecificationControllerTests.cs b/Tests/VTEX.Tests/Controllers/ProductSpecificationControllerTests.cs
index c4eb6cc55..557d5c56c 100644
--- a/Tests/VTEX.Tests/Controllers/ProductSpecificationControllerTests.cs
+++ b/Tests/VTEX.Tests/Controllers/ProductSpecificationControllerTests.cs
@@ -24,6 +24,7 @@ public async Task GetSpecifications_ReturnsOkResult()
             // Arrange
             int productId = 1;
 
+            _context.GetProductSpecificationsAsync(productId, Arg.Any<CancellationToken>()).Returns(new List<Specification>());
             // Act
             var result = await _controller.GetSpecifications(productId, CancellationToken.None);