diff --git a/arm_compute/core/NEON/kernels/NESobel5x5Kernel.h b/arm_compute/core/NEON/kernels/NESobel5x5Kernel.h
index 5dfce8d..9770c2c 100644
--- a/arm_compute/core/NEON/kernels/NESobel5x5Kernel.h
+++ b/arm_compute/core/NEON/kernels/NESobel5x5Kernel.h
@@ -114,5 +114,5 @@
     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_NESOBEL5x5KERNEL_H__ */