diff --git a/.travis.yml b/.travis.yml
index a0f86a2bfdf8..88c837798c01 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ sudo: false
 # Enabling test on Linux and OS X
 os:
   - linux
+  - osx
 
 # Use Build Matrix to do lint and build seperately
 env:
diff --git a/scripts/travis_osx_install.sh b/scripts/travis_osx_install.sh
index f0a0be48a24b..04929633ee5a 100755
--- a/scripts/travis_osx_install.sh
+++ b/scripts/travis_osx_install.sh
@@ -21,12 +21,11 @@ conda update -q conda
 # Useful for debugging any issues with conda
 conda info -a
 
-if [ ${TASK} == "python-package3" ]; then
+if [ ${TASK} == "package3" ]; then
     conda create -n myenv python=3.4
-    alias python3=python
 else
     conda create -n myenv python=2.7
 fi
 source activate myenv
 conda install numpy scipy matplotlib nose
-python -m pip install graphviz
+python -m pip install graphviz
\ No newline at end of file
diff --git a/scripts/travis_script.sh b/scripts/travis_script.sh
index dd2a62c8b37b..a56b73c469b9 100755
--- a/scripts/travis_script.sh
+++ b/scripts/travis_script.sh
@@ -19,12 +19,15 @@ fi
 # prereqs for things that need make
 cp make/config.mk config.mk
 
+export NOSE3=nosetests3
+export PYTHON3=python3
 if [ ${TRAVIS_OS_NAME} == "osx" ]; then
     source scripts/travis_osx_install.sh
     echo "USE_BLAS=apple" >> config.mk
     echo "USE_OPENMP=0" >> config.mk
-    alias nosetests='python -m noise'
-    alias nosetests3='python -m noise'
+    alias nosetests='python -m nose'
+    export NOSE3='python -m nose'
+    export PYTHON3=python
 else
     echo "USE_BLAS=blas" >> config.mk
     echo "USE_CUDNN=0" >> config.mk
@@ -46,6 +49,7 @@ fi
 if [ ${TASK} == "python" ]; then
     echo "USE_CUDA=0" >> config.mk
     make all || exit -1
+    python --version
     export MXNET_ENGINE_TYPE=ThreadedEngine
     nosetests tests/python/unittest || exit -1
     nosetests tests/python/train || exit -1
@@ -55,14 +59,16 @@ if [ ${TASK} == "python3" ]; then
     echo "USE_CUDA=0" >> config.mk
     make all || exit -1
     export MXNET_ENGINE_TYPE=ThreadedEngine
-    nosetests3 tests/python/unittest || exit -1
-    nosetests3 tests/python/train || exit -1
+    ${PYTHON3} --version
+    ${NOSE3} tests/python/unittest || exit -1
+    ${NOSE3} tests/python/train || exit -1
 fi
 
 if [ ${TASK} == "python_naive" ]; then
     echo "USE_CUDA=0" >> config.mk
     make all || exit -1
     export MXNET_ENGINE_TYPE=NaiveEngine
+    python --version
     nosetests tests/python/unittest || exit -1
     nosetests tests/python/train || exit -1
 fi
@@ -71,6 +77,7 @@ if [ ${TASK} == "python_perdev" ]; then
     echo "USE_CUDA=0" >> config.mk
     make all || exit -1
     export MXNET_ENGINE_TYPE=ThreadedEnginePerDevice
+    python --version
     nosetests tests/python/unittest || exit -1
     nosetests tests/python/train || exit -1
 fi
diff --git a/src/io/image_augmenter.h b/src/io/image_augmenter.h
index a9296afff3be..cd50c5e10b08 100644
--- a/src/io/image_augmenter.h
+++ b/src/io/image_augmenter.h
@@ -90,8 +90,7 @@ struct ImageAugmentParam : public dmlc::Parameter<ImageAugmentParam> {
 class ImageAugmenter {
  public:
   // contructor
-  ImageAugmenter(void)
-      : tmpres_(false) {
+  ImageAugmenter(void) {
 #if MXNET_USE_OPENCV
     rotateM_ = cv::Mat(2, 3, CV_32F);
 #endif
@@ -211,20 +210,12 @@ class ImageAugmenter {
 #endif
 
  private:
-  // temp input space
-  mshadow::TensorContainer<cpu, 3> tmpres_;
-  // mean image
-  mshadow::TensorContainer<cpu, 3> meanimg_;
-  /*! \brief temp space */
-  mshadow::TensorContainer<cpu, 3> img_;
 #if MXNET_USE_OPENCV
   // temporal space
   cv::Mat temp_;
   // rotation param
   cv::Mat rotateM_;
-  // whether the mean file is ready
 #endif
-  bool meanfile_ready_;
   // parameters
   ImageAugmentParam param_;
   /*! \brief list of possible rotate angle */