diff --git a/src/runtime/NEON/functions/NEGEMMInterleave4x4.cpp b/src/runtime/NEON/functions/NEGEMMInterleave4x4.cpp
index 63f330b..a478fdd 100644
--- a/src/runtime/NEON/functions/NEGEMMInterleave4x4.cpp
+++ b/src/runtime/NEON/functions/NEGEMMInterleave4x4.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 ARM Limited.
+ * Copyright (c) 2017-2019 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -26,11 +26,12 @@
 #include "arm_compute/core/NEON/kernels/NEGEMMInterleave4x4Kernel.h"
 #include "support/ToolchainSupport.h"
 
-using namespace arm_compute;
-
+namespace arm_compute
+{
 void NEGEMMInterleave4x4::configure(const ITensor *input, ITensor *output)
 {
     auto k = arm_compute::support::cpp14::make_unique<NEGEMMInterleave4x4Kernel>();
     k->configure(input, output);
     _kernel = std::move(k);
 }
+} // namespace arm_compute