diff --git a/ci/windows/test_py2_cpu.ps1 b/ci/windows/test_py2_cpu.ps1
index e6c451332510..26b02d890fe3 100644
--- a/ci/windows/test_py2_cpu.ps1
+++ b/ci/windows/test_py2_cpu.ps1
@@ -27,6 +27,7 @@ C:\Python27\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 -
 if (! $?) { Throw ("Error running unittest") }
 C:\Python27\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 --timer-filter warning,error --with-xunit --xunit-file nosetests_train.xml tests\python\train
 if (! $?) { Throw ("Error running train tests") }
+# Adding this extra test since it's not possible to set env var on the fly in Windows.
 $env:MXNET_SAFE_ACCUMULATION=1
 C:\Python27\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 --timer-filter warning,error --with-xunit --xunit-file nosetests_unittest.xml tests\python\unittest\test_operator.py:test_norm
 if (! $?) { Throw ("Error running unittest") }
diff --git a/ci/windows/test_py2_gpu.ps1 b/ci/windows/test_py2_gpu.ps1
index 777f40846e42..8418bd0b490d 100644
--- a/ci/windows/test_py2_gpu.ps1
+++ b/ci/windows/test_py2_gpu.ps1
@@ -31,6 +31,7 @@ C:\Python27\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 -
 if (! $?) { Throw ("Error running tests") }
 C:\Python27\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 --timer-filter warning,error tests\python\train
 if (! $?) { Throw ("Error running tests") }
+# Adding this extra test since it's not possible to set env var on the fly in Windows.
 $env:MXNET_SAFE_ACCUMULATION=1
 C:\Python27\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 --timer-filter warning,error --with-xunit --xunit-file nosetests_operator.xml tests\python\gpu\test_operator_gpu.py:test_norm
 if (! $?) { Throw ("Error running tests") }
diff --git a/ci/windows/test_py3_cpu.ps1 b/ci/windows/test_py3_cpu.ps1
index a687aeb7c0fa..56bf5c6d4595 100644
--- a/ci/windows/test_py3_cpu.ps1
+++ b/ci/windows/test_py3_cpu.ps1
@@ -27,6 +27,7 @@ C:\Python37\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 -
 if (! $?) { Throw ("Error running unittest") }
 C:\Python37\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 --timer-filter warning,error --with-xunit --xunit-file nosetests_train.xml tests\python\train
 if (! $?) { Throw ("Error running train tests") }
+# Adding this extra test since it's not possible to set env var on the fly in Windows.
 $env:MXNET_SAFE_ACCUMULATION=1
 C:\Python37\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 --timer-filter warning,error --with-xunit --xunit-file nosetests_unittest.xml tests\python\unittest\test_operator.py:test_norm
 if (! $?) { Throw ("Error running unittest") }
diff --git a/ci/windows/test_py3_gpu.ps1 b/ci/windows/test_py3_gpu.ps1
index 646c346d2cb0..ef07b428fca2 100644
--- a/ci/windows/test_py3_gpu.ps1
+++ b/ci/windows/test_py3_gpu.ps1
@@ -31,6 +31,7 @@ C:\Python37\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 -
 if (! $?) { Throw ("Error running tests") }
 C:\Python37\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 --timer-filter warning,error --with-xunit --xunit-file nosetests_train.xml tests\python\train
 if (! $?) { Throw ("Error running tests") }
+# Adding this extra test since it's not possible to set env var on the fly in Windows.
 $env:MXNET_SAFE_ACCUMULATION=1
 C:\Python37\python.exe -m nose -v --with-timer --timer-ok 1 --timer-warning 15 --timer-filter warning,error --with-xunit --xunit-file nosetests_operator.xml tests\python\gpu\test_operator_gpu.py:test_norm
 if (! $?) { Throw ("Error running tests") }
diff --git a/src/operator/tensor/broadcast_reduce_op.h b/src/operator/tensor/broadcast_reduce_op.h
index 0a49abc8a65d..f7d9f13fd869 100644
--- a/src/operator/tensor/broadcast_reduce_op.h
+++ b/src/operator/tensor/broadcast_reduce_op.h
@@ -1184,7 +1184,6 @@ void LpNormCompute(const nnvm::NodeAttrs& attrs,
     small = ReduceAxesShapeImpl(inputs[0].shape_, param.axis, true, false);
   }
 
-  std::cout << "safe_accumulation: " << dmlc::GetEnv("MXNET_SAFE_ACCUMULATION", false) << std::endl;
   if (param.ord == 1) {
     if (dmlc::GetEnv("MXNET_SAFE_ACCUMULATION", false)) {
       ReduceAxesComputeImpl<xpu, mshadow_op::sum, true, false, mshadow_op::abs>(