diff --git a/tests/TestCubicSurfaceExtractor.cpp b/tests/TestCubicSurfaceExtractor.cpp
index 8a48c897..6435c78a 100644
--- a/tests/TestCubicSurfaceExtractor.cpp
+++ b/tests/TestCubicSurfaceExtractor.cpp
@@ -105,6 +105,8 @@ void TestCubicSurfaceExtractor::testExecute()
 	const static uint32_t uMaterialToCheck = 3000;
 	const static float fExpectedMaterial = 42.0f;
 	const static float fNoMaterial = 1.0f;
+	const static uint32_t uIndexToCheck = 2000;
+	const static uint32_t uExpectedIndex = 1334;
 
 	SurfaceMesh<PositionMaterialNormal> mesh;
 
@@ -157,6 +159,7 @@ void TestCubicSurfaceExtractor::testExecute()
 	QCOMPARE(mesh.getNoOfVertices(), uExpectedVertices);
 	QCOMPARE(mesh.getNoOfIndices(), uExpectedIndices);
 	QCOMPARE(mesh.getVertices()[uMaterialToCheck].getMaterial(), fExpectedMaterial);
+	QCOMPARE(mesh.getIndices()[uIndexToCheck], uExpectedIndex);
 }
 
 QTEST_MAIN(TestCubicSurfaceExtractor)