diff --git a/src/backends/cl/test/ClLayerTests.cpp b/src/backends/cl/test/ClLayerTests.cpp
index 2559fb4..06359b7 100755
--- a/src/backends/cl/test/ClLayerTests.cpp
+++ b/src/backends/cl/test/ClLayerTests.cpp
@@ -254,31 +254,25 @@
 
 // Concat
 ARMNN_AUTO_TEST_CASE(Concatenation1d, Concatenation1dTest)
-ARMNN_AUTO_TEST_CASE(Concatenation1dUint8, Concatenation1dUint8Test)
 
 ARMNN_AUTO_TEST_CASE(Concatenation2dDim0, Concatenation2dDim0Test)
-ARMNN_AUTO_TEST_CASE(Concatenation2dDim0Uint8, Concatenation2dDim0Uint8Test)
 ARMNN_AUTO_TEST_CASE(Concatenation2dDim1, Concatenation2dDim1Test)
-ARMNN_AUTO_TEST_CASE(Concatenation2dDim1Uint8, Concatenation2dDim1Uint8Test)
-
 ARMNN_AUTO_TEST_CASE(Concatenation2dDim0DiffInputDims, Concatenation2dDim0DiffInputDimsTest)
-ARMNN_AUTO_TEST_CASE(Concatenation2dDim0DiffInputDimsUint8, Concatenation2dDim0DiffInputDimsUint8Test)
 ARMNN_AUTO_TEST_CASE(Concatenation2dDim1DiffInputDims, Concatenation2dDim1DiffInputDimsTest)
-ARMNN_AUTO_TEST_CASE(Concatenation2dDim1DiffInputDimsUint8, Concatenation2dDim1DiffInputDimsUint8Test)
 
 ARMNN_AUTO_TEST_CASE(Concatenation3dDim0, Concatenation3dDim0Test)
-ARMNN_AUTO_TEST_CASE(Concatenation3dDim0Uint8, Concatenation3dDim0Uint8Test)
 ARMNN_AUTO_TEST_CASE(Concatenation3dDim1, Concatenation3dDim1Test)
-ARMNN_AUTO_TEST_CASE(Concatenation3dDim1Uint8, Concatenation3dDim1Uint8Test)
-ARMNN_AUTO_TEST_CASE(Concatenation3dDim2, Concatenation3dDim2Test)
-ARMNN_AUTO_TEST_CASE(Concatenation3dDim2Uint8, Concatenation3dDim2Uint8Test)
-
+ARMNN_AUTO_TEST_CASE(Concatenation3dDim2, Concatenation3dDim2Test, false)
 ARMNN_AUTO_TEST_CASE(Concatenation3dDim0DiffInputDims, Concatenation3dDim0DiffInputDimsTest)
-ARMNN_AUTO_TEST_CASE(Concatenation3dDim0DiffInputDimsUint8, Concatenation3dDim0DiffInputDimsUint8Test)
 ARMNN_AUTO_TEST_CASE(Concatenation3dDim1DiffInputDims, Concatenation3dDim1DiffInputDimsTest)
-ARMNN_AUTO_TEST_CASE(Concatenation3dDim1DiffInputDimsUint8, Concatenation3dDim1DiffInputDimsUint8Test)
-ARMNN_AUTO_TEST_CASE(Concatenation3dDim2DiffInputDims, Concatenation3dDim2DiffInputDimsTest)
-ARMNN_AUTO_TEST_CASE(Concatenation3dDim2DiffInputDimsUint8, Concatenation3dDim2DiffInputDimsUint8Test)
+ARMNN_AUTO_TEST_CASE(Concatenation3dDim2DiffInputDims, Concatenation3dDim2DiffInputDimsTest, false)
+
+ARMNN_AUTO_TEST_CASE(Concatenation4dDim0, Concatenation4dDim0Test)
+ARMNN_AUTO_TEST_CASE(Concatenation4dDim1, Concatenation4dDim1Test)
+ARMNN_AUTO_TEST_CASE(Concatenation4dDim3, Concatenation4dDim3Test, false)
+ARMNN_AUTO_TEST_CASE(Concatenation4dDiffShapeDim0, Concatenation4dDiffShapeDim0Test)
+ARMNN_AUTO_TEST_CASE(Concatenation4dDiffShapeDim1, Concatenation4dDiffShapeDim1Test)
+ARMNN_AUTO_TEST_CASE(Concatenation4dDiffShapeDim3, Concatenation4dDiffShapeDim3Test, false)
 
 // Floor
 ARMNN_AUTO_TEST_CASE(SimpleFloor, SimpleFloorTest)