diff --git a/arm_compute/core/CL/kernels/CLSobel3x3Kernel.h b/arm_compute/core/CL/kernels/CLSobel3x3Kernel.h
index 9edeb6c..fd596d9 100644
--- a/arm_compute/core/CL/kernels/CLSobel3x3Kernel.h
+++ b/arm_compute/core/CL/kernels/CLSobel3x3Kernel.h
@@ -68,5 +68,5 @@
     bool             _run_sobel_x; /**< Do we need to run Sobel X ? */
     bool             _run_sobel_y; /**< Do we need to run Sobel Y ? */
 };
-}
+} // namespace arm_compute
 #endif /*__ARM_COMPUTE_CLSOBEL3X3KERNEL_H__ */